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Unit5 单元语法小专题
语法精讲
现在进行时(一)
（一）句式：
1. 肯定句：
结构：主语+am/is/are+动词ing形式+其他.
如：The sun is shining. 艳阳高照。
2. 否定句：
结构：主语+am/is/are+not+动词ing形式+其他.
如：Sam isn’t tidying his room. 萨姆没有在打扫他的房间。
3. 一般疑问句：
结构：Am/Is/Are+主语+动词ing形式+其他？
肯定回答：Yes, 主语+am/is/are.
否定回答：No, 主语+am/is/are not.
如：—Are you doing your homework 你正在做作业吗？—Yes, I am. /No, I’m not. 是的，我在做作业。/不，我没有在做作业。
4. 特殊疑问句：
结构：特殊疑问词+am/is/are+主语+动词ing形式+其他？
如：What are you doing 你（们）正在做什么？What’s he/she doing 他/她正在做什么？
（二） 用法：
1.当句子中有now时。如：My mother is cooking now. 我的妈妈现在正在做饭。
2.以look或listen开头的句子。如：Listen! Someone is playing the piano. 听！有人正在弹钢琴。
3.表示现阶段正在进行或发生的动作。如：They are working on the farm these days. 这些天他们在农场干活。
4. 描述图片中的人物的动作。如：The beautiful girl in the picture is playing the guitar. 照片中那个漂亮的女孩正在弹吉他。
（三）现在分词的构成规则：
直接加ing。如：eating, reading, drawing, playing
以不发音的e结尾的单词，去掉e，再加ing。如：writing, having, driving, dancing
以重读闭音节结尾的单词要双写末尾字母，再加ing。如：sitting, cutting, running, swimming
语法精练
一. 写出下列动词的现在分词形式
1. sing ________
2. have ________
3. shop ________
4. make ________
5. do ________
6. ride ________
7. run ________
8. leave ________
9. swim ________
10. play ________
11. teach ________
12. cut ________
二、单项选择
—What ______ you ______ now
—I’m reading a book.
A. are; doing B. is; doing C. do; do
Look! The boys ______ basketball on the playground.
A. plays B. are playing C. playing
—Is your sister ______ her homework
—No, she ______ TV.
A. doing; is watching B. do; watches C. does; watching
Listen! The birds ______ in the tree.
A. sing B. are singing C. is singing
My parents ______ dinner in the kitchen now.
A. cooks B. are cooking C. cooking
—Why are you running
—______ I’m late for school!
A. So B. Because C. But
The baby ______. Don’t make noise!
A. sleeps B. is sleeping C. slept
—______ are they talking about
—Their weekend plans.
A. What B. When C. Where
—Where is Tom
—He ______ a model plane in his room.
A. makes B. is making C. made
—Are the students ______ the classroom
—Yes, they are cleaning it now.
A. clean B. cleans C. cleaning
三、用所给词的正确形式填空
Look! The cat ______ (run) after a mouse.
My brother ______ (not do) his homework. He’s playing games.
Listen! The teacher ______ (explain) the lesson.
—What ______ (be) your parents doing
—They ______ (cook) dinner.
The children ______ (swim) in the pool now.
I ______ (write) an email to my friend.
The dog ______ (bark) at the postman. Don’t be scared!
—______ (be) your sister watching TV
—No, she ______ (read) a book.
The students ______ (practice) English in the classroom.
The sun ______ (shine) brightly today.
Why ______ (be) you laughing
The baby ______ (sleep). Please be quiet!
They ______ (have) a picnic in the park now.
The phone ______ (ring). Can you answer it
My dad ______ (wash) his car. Let’s help him.
The birds ______ (fly) high in the sky.
The teacher ______ (teach) math right now.
—Where is your mom
—She ______ (shop) in the supermarket.
Look at the picture! The girl ______ (dance) beautifully.
The boys ______ (play) football. Let’s join them!
四、短文语法填空
短文一
It’s Saturday morning. The Smith family ______ (be) busy. Mr. Smith ______ (water) the flowers in the garden. Mrs. Smith ______ (cook) lunch in the kitchen. Their daughter, Lucy, ______ (practice) the piano in her room. Listen! She ______ (play) a beautiful song. The dog, Max, ______ (lie) under the tree and ______ (watch) the birds. Look! The birds ______ (fly) around the tree. Lucy’s brother, Tom, ______ (not study). He ______ (play) video games in the living room.
短文二
Today is a sunny day. The students of Class 3 ______ (have) a sports day. Look! Some boys ______ (run) on the track. The girls ______ (jump) rope near the playground. The PE teacher ______ (blow) the whistle. Listen! He ______ (shout), “Faster! Faster!” Two students ______ (carry) water bottles to the field. The principal ______ (take) photos with his camera. Where is the music teacher She ______ (teach) a group of students to sing. Everyone ______ (enjoy) the day!
参考答案
二、单项选择
1-5: ABABB 6-10: BBABC
三、用所给词的正确形式填空
is running 2. isn’t doing 3. is explaining 4. are; are cooking 5.are swimming 6. am writing 7. is barking 8. Is; is reading 9.are practicing 10. is shining 11. are 12. is sleeping 13.are having 14. is ringing 15. is washing 16. are flying 17.is teaching 18. is shopping 19. is dancing 20. are playing
四、短文语法填空
短文一
are, is watering, is cooking, is practicing, is playing, is lying, is watching, are flying, isn’t studying, is playing
短文二
are having, are running, are jumping, is blowing, is shouting, are carrying, is taking, is teaching, is enjoying

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