资源简介 七上仁爱语法每日一练(选择题)(七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题1.下列含有相同元音因素的一组字母是.A.FHSXB.QUWYC.DGPTD.AHGK2.下列单词中的字母e与其他三个发音不同的是A.pen B.redC.yellowD.hello3.下面单词中a与cap中的a发音一样的是。A.cakeB.blackC.nameD.make4.找出画线部分与其他三个读音不同的选项。A.fishB.thisC.niceD.ship5.MyfriendsandIlikesports.oftenplaybasketballtogetherafterschool.A.We B.I C.They D.You)七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题6 . 找出画线部分与其他三个读音不同的选项。A . how B . handsome C . hour D . house7 . are good friends. We are in the same class.A . Me and Tom B . Tom and me C . Tom and I D . I and Tom8 . —Ms Li teaches Math this term.—You’re lucky. is a good teacher.A . our; She B . us ; She C . us ; He D . ours; He9 . How your father A . am B . are C . is D . be10 . This my bedroom and those my books.A . is; are B . is; is C . are; are D . are; is(七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题11.—Hello. Tom.—Hi.MynameJohn.A.am;isB.am;areC.is;isD.is;are12.—youanEnglishteacher —Yes,IA.Are;amB.Is;amC.Are;isD.Is;is13.—Whereyourtrousers —areonmybed.A.is;It B.are;TheyC.is;TheyD.are;It14.My favoriteactorredhairandhetall.A.is;hasB.has;isC.has;hasD.is;is15.—Maryhappy today —Idon’tthinkso.Shelookhappythismorning.A.Is;isn’t B .Is;doesn’t C .Does;doesn’t D .Does;isn’t)七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题16 . — your father have a car —Yes, he .A . Does; do B . Do; does C . Does; does D . Do; do17 . —How many friends does Li L in —He five friends.A . have; have B . has; has C . have; has D . has; have18 . —Are hens —Yes, are.A .these; these B .these; they C .they; these D .they; they19 . This is new teacher. name is Helen.A . your; His B . my; Her C . his; Your D . her; My20 . —Is Bob cousin —No, isn’t.A . your; he B . you; he C . your; his D . your; she(七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题21.—Hello!Ann.Is thatLindaspeaking —Sorry,she’sout.A.ThisisB.I’m C.Thatis D.Sheis22.—isthispetdog —Ithinkit’sLisa’s.A.Who B.Which C.What D.Whose23.—isyourhistoryteacher —MrChen.classesareveryinteresting.A.Who;He’s B .Who;His C .What;His D .How;He’s24.—Whoarethey —Theyaremy.A.parentB.grandparentC.friendD.sisters25.Idon’tavolleyball,butmycousinone.A.has;haveB.have;haveC.have;hasD.has;has)七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题26 . She bananas, but she like oranges.A . likes; don’t B . like; doesn’t C . likes; doesn’t27 . —What are over there (那里) — are her computers.A . these, These B . those, They C . they, These D . those, Those 28 . — do you have in your handbag —I have two .A .What; bottles B .How many; bottle C .When; water D .How; water29 . — is your father —He is a doctor.A . What B . Who C . How D . How old30 . — class are you in —I am in 4.A . What; class B . What; Class C . Which; Class D . Which; class(七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题31.Thisisaphotomyfamily.A.to B.forC.of D.on32.There50studentsinourclass.A.haveB.hasC.is D.are33.Theyhavedifferent.A.hobbyB.hobbies C.hobbys D.ahobby34.DamingandLiLeiare.BillandKateare.A.Chinese;AmericanB.Chineses;AmericansC.Chinese;Americans35.Johnenjoysfootball,andhewantsbasketballtoo.A.toplay;playing B.toplay;toplay C.playing;playing D.playing; toplay)七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题36 . Let Helen the teacher for help.A . ask B . asks C . to ask D . asking37 . —What color are the oranges —They’re .A . oranges B . an orange C . orange D . a orange38 . Rick gets up early every day and he’s late for school.A . always B . never C . usually D . sometimes39 . As a kind and helpful boy, Tom is ready to give others a hand.A . never B . hardly C . seldom D . always40 . I usually walk to school, but go to school by bus.A . some time B . sometime C . sometimes D . some times(七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题41.—Doyouoftengotothesportsclub,Grace —No,.Idon’tlikesportsatall.A.neverB.usuallyC.sometimesD.always42.Ourhouseistoosmall.It’snotfora familyof fivepeople.A.enoughbigB.enoughsmall C.bigenough D.smallenough43.JimandLucyarenotin thesame,but theyaregood.A.class;friendB.class;friendsC.classes;friendsD.classes;friend44.Jackisaboy,hecanplaytheguitar.A.good;goodB.well;well C.well;good D.good;well45.—Aretherepicturesontheclassroomwalls —No,there.A.some;are B .any;isn’t C.any;aren’t D.some;aren’t)七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题46 . There isn’t rice at home. Let’s go and buy .A . some; any B . some; some C . any; some D . any; any47 . Look! is standing at the door. Do you know him A . Everyone B . Someone C . Anyone D . No one48 . —We players. Let’s basketball together. —OK.A .are both, play B .both are, play C .are both, to play C .both are, to play 49 . My classmates me.A .like all B .are all like C .all like D .all are like50 . There are two apples on the table. One is red, is green.A . another B . others C . other D . the other(七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题51 .—Whatthingsdoyouwanttohave —Somebeefandsomeorangejuice.A.otherB.elseC.others D.another52.JasonandSeanaregoodfriends.Theyoftenhelp.A.another B.other C.theother D.eachother53.—What’ssixandthree A.FiveB.SevenC.EightD.Nine54.MrsSwifthassonsandhersonisateacher.A.four;threeB.fourth;threeC.four;thirdD.fourth;third55.—DoyouknowCindy —Yes,sheisin.A.classtwo,gradesevenB.ClassTwo,GradeSevenC.GradeSeven,ClassTwo D.gradeseven,classtwo)七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题56 . —What time does your father go to work every day —A . In October B . At halfpast eight C . On Monday D . Half an hour57 . — What’s the time — .A . It’s half past seven B . It’s at seven thirtyC . It’s seven past thirty D . It’s at half past thirty58 . —It’s . —Oh, it’s too late. You must go to bed.A.eleven o’clock p.m B.eleven o’clock a.m C.eleven clocks D.eleven clock 59 . —Is it ten now —Yes, it’s ten to eleven.A . twenty B . thirty C . forty D . fifty60 . I have a sister, she goes to school school bus.A .9-year-old, by B .9 years old, by C .9-year-old, on D .9 years old, on(七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题61.— How tallareyou —A.Yes,I’m tall!B .I’m1.6 metre tall. C.I’m1.6 metre’s tall.D.I’m1.6metres tall.62.—Whatyourdaughterlike —She’ssobeautifula filmstar.A.does;like B.is;likesC.does;likesD.is;like63.—doesMarygetupschooldays —At7:00.A.What time;on B.Whattime;in C.What;on D.What;in64.Shallwemeetattheschool8:00Sundaymorning A.at;inB.in;ofC.at;onD.to;of65.Royusuallygoestoschoolbus,buttodayhegoestoschoolhis father’scar.A.by;by B .by;on C.on;in D.by;in)七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题66 . —Do you go to school foot —No, I usually take subway.A . by; the B . on; the C . by; / D . on; /67 . There three rooms in Tom’s house a big beautiful garden.A . is; have B . are; has C . are; with D . is; with68 . Do you like this ball that ball A . or B . to C . for D . of69 . The pandas are cute, I like them a lot.A . so B . or C . but D . if70 . —Do you watch sports every day —No, I don’t. I play ping-pong tennis every day. So I can play them well.A . But; of B . And; but C . But; and D . And; of(七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题71.Samlikescarrots,hissisterlikesthem,too.A.andB.orC.but D.so72.—DoyouwanttoplayChinesechesswithus —I’dliketo,butIhavetoplaypianonow.A./; / B./;theC.the;/D.the;the73.—Doyouhaveguitar,Tom —Yes,andIcanplayguitartoo.A./;theB.the;aC.a;/ D.a;the74.— —No,theyaren’t.Theyaremyauntanduncle.A.Who are they B.Are they on the desk C.Is this your parent D.Are these your parents75.—Canyourfatherplaybasketball —Hecanplayfootball.A.Yes,hecan.B.No,hecan’t. C.Yes,hedoes.D.No,hedoesn’t.)七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题76 . —Is Alice heavy or thin —A . Yes, she is heavy B . No, she is thin C . She is thin77 . Gina and I both like sports. She often sports me.A .play; and B .plays; with C .playing; with D .plays; and78 . My sister usually at about 7 a.m.A .go to school B .goes to school C .go school D .goes school79 . This class will over. What time the next class begin A . /; do B . /; does C . is; does D . be; does80 . It’s time him get up.A . to;to B . to;for C . for;to D . for;for(七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题81.Themeetingis11:1512:00.A.from; to B.both;and C.at;and D.at; to82.ismyfavoriteoutdooractivity.A.Playing soccer B.Play soccerC.Playing the soccer D .Plays soccer83.— Howdo youdo —A.Hi! B.Hello! C.How do you do D.Good morning!84.Wewillthecityfootballclub.Wouldyoulikeus A.join;tojoin B.join;take part in C.take part in;join D.join;totake part in85.—Ilikepopsongs. Whatabout you, Tom —Ilikepopsongs,.A.alsoB.too C.either D.neither)七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题86 . —Tom helps me a lot with my English.—You should “Thank you” to him.A . speak B . tell C . say D . talk87 . — is your summer holiday — It is good. I take photos.A . How; much B . How; lots of C . What; lots of D . What; lot of88 . Our math teacher always an old shirt.A . dress up B . wears C . in D . puts on89 . Now, I live in and I have many friends.A .China; China B .China; Chinese C .Chinese; Chinese D .Chinese; China 90 . — is your favorite day —Monday. Because we have P. E. and music.A . Why B . What C . Where D . When(七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题91.MyfavouritesubjectisbecauseIcanlearnstoriesofgreatpeople.A.biology B.geography C.artD.history92.Ourclassroomlookssobecausetherearemanywindowsinthewall.A.big B.difficultC.bright D.strong93.Shetheblackboard,butshecan’tthe wordsonit.A.looksat;seeB.sees;lookatC.sees;seeD.looksat;lookat94.Thelibraryiseveryday.Itat9:00inthemorning.A.open; open B.opened; opens C.open; opens D.opened;open95.Linda,Ihavetogoshoppingnow.Pleaseyourlittlesisterathome.A.lookafter B.look for C.lookat D.lookup)七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题96 .—Do you like basketball —Yes, but I’m busy my homework now.A . playing, to do B . to play, to do C . to play, doing D . play, doing 97 . I live the city my parents.A . in; with B . at; with C . on; in D . in; and98 .He doesn’t have time to play because he has things to do.A .many;much B .lots of;much C .much;a lot of D .lot of;lots of99 . I’m John Smith. My family name is .A . Smith B .John C .John Smith D . Mr. Smith100 . We come to school Monday Friday.A . from, to B . on, on C . on, to D . from, and(七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题1.下列含有相同元音因素的一组字母是C.A.FHSXB.QUWYC.DGPTD.AHGK2.下列单词中的字母e与其他三个发音不同的是DA.pen B.redC.yellowD.hello3.下面单词中a与cap中的a发音一样的是B。A.cakeB.blackC.nameD.make4.找出画线部分与其他三个读音不同的选项。CA.fishB.thisC.niceD.ship5.MyfriendsandIlikesports.Aoftenplaybasketballtogetherafterschool.A.We B.I C.They D.You)七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题6 . 找出画线部分与其他三个读音不同的选项。CA . how B . handsome C . hour D . house7 . C are good friends. We are in the same class.A . Me and Tom B . Tom and me C . Tom and I D . I and Tom8 . —Ms Li teaches B Math this term.—You’re lucky. is a good teacher.A . our; She B . us ; She C . us ; He D . ours; He9 . How C your father A . am B . are C . is D . be10 . This A my bedroom and those my books.A . is; are B . is; is C . are; are D . are; is(七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题11.—Hello. ATom.—Hi.MynameJohn.A.am;isB.am;areC.is;isD.is;are12.—AyouanEnglishteacher —Yes,IA.Are;amB.Is;amC.Are;isD.Is;is13.—WhereByour trousers —areonmybed.A.is;It B.are;TheyC.is;TheyD.are;It14.My favoriteactorBredhairandhetall.A.is;hasB.has;isC.has;hasD.is;is15.—BMaryhappy today —Idon’tthinkso.Shelookhappythismorning.A.Is;isn’t B .Is;doesn’t C .Does;doesn’t D .Does;isn’t)七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题16 . — C your father have a car —Yes, he .A . Does; do B . Do; does C . Does; does D . Do; do17 . —How many friends does Li L in C —He five friends.A . have; have B . has; has C . have; has D . has; have18 . —Are B hens —Yes, are.A .these; these B .these; they C .they; these D .they; they19 . This is B new teacher. name is Helen.A . your; His B . my; Her C . his; Your D . her; My20 . —Is Bob A cousin —No, isn’t.A . your; he B . you; he C . your; his D . your; she(七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题21.—Hello!AAnn.IsthatLindaspeaking —Sorry,she’sout.A.ThisisB.I’m C.Thatis D.Sheis22.—Disthispetdog —Ithinkit’sLisa’s.A.Who B.Which C.What D.Whose23.—Bisyourhistoryteacher —MrChen.classesareveryinteresting.A.Who;He’s B .Who;His C .What;His D .How;He’s24.—Whoarethey —TheyaremyD.A.parentB.grandparentC.friendD.sisters25.Idon’tCavolleyball,butmycousinone.A.has;haveB.have;haveC.have;hasD.has;has)七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题26 . She C bananas, but she like oranges.A . likes; don’t B . like; doesn’t C . likes; doesn’t27 . —What are B over there (那里) — are her computers.A . these, These B . those, They C . they, These D . those, Those 28 . — A do you have in your handbag —I have two .A .What; bottles B .How many; bottle C .When; water D .How; water29 . — A is your father —He is a doctor.A . What B . Who C . How D . How old30 . — C class are you in —I am in 4.A . What; class B . What; Class C . Which; Class D . Which; class(七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题31.ThisisaphotoCmyfamily.A.to B.forC.of D.on32.ThereD50studentsinourclass.A.haveB.hasC.is D.are33.TheyhavedifferentB.A.hobbyB.hobbies C.hobbys D.ahobby34.DamingandLiLeiareC.BillandKateare.A.Chinese;AmericanB.Chineses;AmericansC.Chinese;Americans35.JohnenjoysDfootball,andhewantsbasketballtoo.A.toplay;playing B.toplay;toplay C.playing;playing D.playing; toplay)七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题36 . Let Helen A the teacher for help.A . ask B . asks C . to ask D . asking37 . —What color are the oranges —They’re C .A . oranges B . an orange C . orange D . a orange38 . Rick gets up early every day and he’s B late for school.A . always B . never C . usually D . sometimes39 . As a kind and helpful boy, Tom is D ready to give others a hand.A . never B . hardly C . seldom D . always40 . I usually walk to school, but C I go to school by bus.A . some time B . sometime C . sometimes D . some times(七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题41.—Doyouoftengotothesportsclub,Grace —No,A.Idon’tlikesportsatall.A.neverB.usuallyC.sometimesD.always42.Ourhouseistoosmall.It’snotCfora familyof fivepeople.A.enoughbigB.enoughsmall C.bigenough D.smallenough43.JimandLucyarenotin thesameC,but theyaregood.A.class;friendB.class;friendsC.classes;friendsD.classes;friend44.JackisaDboy,hecanplaytheguitar.A.good;goodB.well;well C.well;good D.good;well45.—ArethereCpicturesontheclassroomwalls —No,there.A.some;are B .any;isn’t C.any;aren’t D.some;aren’t)七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题46 . There isn’t C rice at home. Let’s go and buy .A . some; any B . some; some C . any; some D . any; any47 . Look! B is standing at the door. Do you know him A . Everyone B . Someone C . Anyone D . No one48 . —We A players. Let’s basketball together. —OK.A .are both, play B .both are, play C .are both, to play C .both are, to play 49 . My classmates C me.A .like all B .are all like C .all like D .all are like50 . There are two apples on the table. One is red, D is green.A . another B . others C . other D . the other(七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题51 .—WhatAthings do you want to have —Some beef and some orange juice.A.otherB.elseC.others D.another52.JasonandSeanaregoodfriends.TheyoftenhelpD.A.another B.other C.theother D.eachother53.—What’ssixandthree DA.FiveB.SevenC.EightD.Nine54.MrsSwifthasCsonsandhersonisateacher.A.four;threeB.fourth;threeC.four;thirdD.fourth;third55.—DoyouknowCindy —Yes,sheisinB.A.classtwo,gradesevenB.ClassTwo,GradeSevenC.GradeSeven,ClassTwo D.gradeseven,classtwo)七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题56 . —What time does your father go to work every day — BA . In October B . At halfpast eight C . On Monday D . Half an hour57 . — What’s the time — A .A . It’s half past seven B . It’s at seven thirtyC . It’s seven past thirty D . It’s at half past thirty58 . —It’s A . —Oh, it’s too late. You must go to bed.A.eleven o’clock p.m B.eleven o’clock a.m C.eleven clocks D.eleven clock 59 . —Is it ten D now —Yes, it’s ten to eleven.A . twenty B . thirty C . forty D . fifty60 . I have a A sister, she goes to school school bus.A .9-year-old, by B .9 years old, by C .9-year-old, on D .9 years old, on(七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题61.— Howtallare you —DA.Yes,I’m tall!B .I’m1.6 metre tall. C.I’m1.6 metre’s tall.D.I’m1.6metres tall.62.—WhatDyourdaughterlike —She’ssobeautifula filmstar.A.does;like B.is;likesC.does;likesD.is;like63.—AdoesMarygetupschooldays —At7:00.A.What time;on B.Whattime;in C.What;on D.What;in64.ShallwemeetattheschoolC8:00Sundaymorning A.at;inB.in;ofC.at;onD.to;of65.Royusuallygoes toschoolDbus,but todayhegoes toschoolhis father’scar.A.by;by B .by;on C.on;in D.by;in)七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题66 . —Do you go to school B foot —No, I usually take subway.A . by; the B . on; the C . by; / D . on; /67 . There C three rooms in Tom’s house a big beautiful garden.A . is; have B . are; has C . are; with D . is; with68 . Do you like this ball A that ball A . or B . to C . for D . of69 . The pandas are cute, A I like them a lot.A . so B . or C . but D . if70 . —Do you watch sports every day —No, I don’t. C I play ping-pong tennis every day. So I can play them well.A . But; of B . And; but C . But; and D . And; of(七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题71.Samlikescarrots,Ahissisterlikesthem,too.A.andB.orC.but D.so72.—DoyouwanttoplayBChinesechesswithus —I’dliketo,butIhavetoplaypianonow.A./; / B./;theC.the;/D.the;the73.—DoyouhaveDguitar,Tom —Yes,andIcanplayguitar too.A./;theB.the;aC.a;/ D.a;the74.—D —No,theyaren’t.Theyaremyauntanduncle.A.Who are they B.Are they on the desk C.Is this your parent D.Are these your parents75.—Canyourfatherplaybasketball —BHecanplayfootball.A.Yes,hecan.B.No,hecan’t. C.Yes,hedoes.D.No,hedoesn’t.)七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题76 . —Is Alice heavy or thin — CA . Yes, she is heavy B . No, she is thin C . She is thin77 . Gina and I both like sports. She often B sports me.A .play; and B .plays; with C .playing; with D .plays; and78 . My sister usually B at about 7 a.m.A .go to school B .goes to school C .go school D .goes school79 . This class will D over. What time the next class begin A . /; do B . /; does C . is; does D . be; does80 . It’s time C him get up.A . to;to B . to;for C . for;to D . for;for(七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题81.ThemeetingisA11:1512:00.A.from; to B.both;and C.at;and D.at; to82.Aismyfavoriteoutdooractivity.A.Playing soccer B.Play soccerC.Playing the soccer D .Plays soccer83.— Howdo youdo —CA.Hi! B.Hello! C.How do you do D.Good morning!84.We willAthecity footballclub. Would youlikeus A.join;tojoin B.join;take part in C.take part in;join D.join;totake part in85.—Ilikepopsongs. Whatabout you, Tom —Ilikepopsongs,B.A.alsoB.too C.either D.neither)七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题86 . —Tom helps me a lot with my English.—You should C “Thank you” to him.A . speak B . tell C . say D . talk87 . — B is your summer holiday — It is good. I take photos.A . How; much B . How; lots of C . What; lots of D . What; lot of88 . Our math teacher always B an old shirt.A . dress up B . wears C . in D . puts on89 . Now, I live in B and I have many friends.A .China; China B .China; Chinese C .Chinese; Chinese D .Chinese; China 90 . — B is your favorite day —Monday. Because we have P. E. and music.A . Why B . What C . Where D . When(七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题91.MyfavouritesubjectisDbecauseIcanlearnstoriesofgreatpeople.A.biology B.geography C.artD.history92.OurclassroomlookssoCbecausetherearemanywindowsinthewall.A.big B.difficultC.bright D.strong93.SheAtheblackboard,butshecan’tthe wordsonit.A.looksat;seeB.sees;lookatC.sees;seeD.looksat;lookat 94.ThelibraryisCeveryday.Itat9:00in themorning.A.open; open B.opened; opens C.open; opens D.opened;open95.Linda,I have to go shoppingnow.PleaseAyourlittle sister athome.A.lookafter B.look for C.lookat D.lookup)七上英语(仁爱科普版)期中复习每日一练小纸条单项选择 100题96 .—Do you like C basketball —Yes, but I’m busy my homework now.A . playing, to do B . to play, to do C . to play, doing D . play, doing 97 . I live A the city my parents.A . in; with B . at; with C . on; in D . in; and98 .He doesn’thave C time to play because he has things to do.A .many;much B .lots of;much C .much;a lot of D .lot of;lots of99 . I’m John Smith. My family name is A .A . Smith B .John C .John Smith D . Mr. Smith100 . We come to school A Monday Friday.A . from, to B . on, on C . on, to D . from, and 展开更多...... 收起↑ 资源预览