资源简介

(共19张PPT)
Unit 2 Home
Sweet Home
Grammar Focus
Presentation
Let’s watch a video and fill in the blanks.
1.请大家马上戴上耳罩可以吗？
_________ please put earmuffs on right away
2. 请你帮我传话给他们可以吗？
________ please give them a
message for me
3. 请把门后的钥匙拿给我。
_________please get the key off
the back of the door for me
4.我要纸巾。
_______ have a napkin
Could you
Could you
Could you
Could I
Which sentences are polite requests
polite requests
Which sentences are asking
for permission
asking for permission
Watch and fill
hang out with friends after lunch
keep some fish
grow some flowers
invite friends to our new house
put some flowers by the window
take me to the flower shop later
Do you still remember how they start the conversation
Can / Could I do …
Ask for permission.
（征求许可）
sort things into boxes
take care of them every day
help me hang up the photos
sweep the floor
help me clean up the room
help put the new clock on the wall
move this chair to their room
Can / Could you (please) do …
Make polite requests.（礼貌地请求）
Review and share
Could you please sweep the floor
OK, Mum. I’ll do it at once.
Could I hang out with my friends after lunch
Sorry, Jim, but you have to pack up your things first.
Can I put some flowers on the table
Yes, good idea!
Can you help me hang up the photos
Sure./No problem!
Read the questions with can or could. Notice how they are answered. Then write R for requests or P for permission next to each question.
R
P
P
R
无论是“Could you (please) ... ”还是“Could I ... ” ，问句中的 could 都可用 can 来代替，但是 could 更委婉。can和could后加动词原形。答语中一般避免使用 could 来回答。
3a
at once = right away/now 立刻,马上
Let’s learn
1. 用于发出请求
“Can/Could you please... ”意为“请你……好吗？”或“你能/可以……吗？”，用于提出要求或请求。常用答语有：
肯定回答 Yes, sure./Of course. 好的，当然可以。
No problem. 没问题。
With pleasure. 乐意帮忙。
Sure/Of course/Certainly. 当然可以。
否定回答 Sorry, I can’t. I have to... 对不起，我不能。我得……
Sorry, I’m going to... 对不起，我将……
I’m afraid I can’t. I have to... 恐怕不行。我得……
I’m afraid not. 恐怕不行。
Let’s learn
2. 用于征求许可
Can/Could I/we... ”意为“我/我们能……吗？”，用于请求对方允许自己做某事。常用的答语有：
肯定回答 Yes, you can. 是的，你可以。
Of course you can. 当然可以。
Yes, please. 是的，去吧/用吧/……
否定回答 Sorry, you can’t. 对不起，你不可以。
Sorry, I’m afraid you can’t. 对不起，恐怕不行。
3b
Choose the best question to complete each conversation.
A. Could you give me a ride to town now B. Can I stay out until eleven
C. Mr Lake, can I use your toilet D. Could I use your computer
A: ______________________________
B: Of course you can. Let me show you the way.
A: ______________________________
B: Yes, if you are careful with it.
A: ______________________________
B: No, you can’t. You have a basketball game tomorrow, remember You need a
good rest.
A: Can I go to the movies
B: Of course.
A: ______________________________
B: I can’t. I have to do some work now.
C. Mr Lake, can I use your toilet
D. Could I use your computer
B. Can I stay out until eleven
A. Could you give me a ride to town now
/ n t l/ prep.
到…时；直到…为止
be careful with 注意；当心
= be careful of/about 当心；留意
去看电影
stay out 待在外面
开车顺便送某人
need a good rest
需要好好休息
have a rest 休息一下
给你带路
干活
厕所
3c
Make up conversations for each setting, using can or could.
1. You’re at your friend’s home. You want to call your parents, but your phone is dead.
_______________________________________________________________________
2. You were sick at home yesterday. Your friend went to an English class and took notes. You want to know more about the class.
_______________________________________________________________________
3. You are holding a large box. It is difficult to open the door. Your neighbour comes.
_______________________________________________________________________
4. You and your classmates want to help clean up the community. Ask your classmates to bring gloves and rubbish bags.
_______________________________________________________________________
_______________________________________________________________________
A: Can / Could I use your phone B: Sure. / Of course.
A: Can / Could I borrow your notes B: Of course. Here are my notes.
A: Can / Could you help me open the door B: Sure. / Of course.
A: Can / Could you bring gloves and rubbish bags for cleaning up the community
B: Sure. / Of course.
/ded/ adj. 不运行的；死的
note /n t/ n. 笔记；记录；便条
v. 注意；指出
take notes 做笔记
清扫
/k mju n ti/ n. 社区；社团
rubbish / r b / n. 垃圾
take out the rubbish 倒垃圾
rubbish bin 垃圾桶
情境
It’s + adj.+ to do sth.
做某事是……的。
Pair work: Choose one setting from your daily life, then make a long conversation using can or could.
Sure/Of course/Certainly.
Yes, you can./With pleasure.
I’m afraid not. /Sorry, I’m afraid you can’t.
Sorry, I can’t. I have to...
What are the benefits(益处) of using “make polite requests” and “ask for permission” in our daily life
Show good manners（礼仪）
Build good relationships
（关系）
Get positive responses
（回应）
Show respect for others
（尊重）
Deep think
Language Points
Language Points!
1. 情态动词 can / could的其他用法
情态动词could 为 can 的过去式，可以表示能力、可能性和建议。
①表示能力
例如：Can you speak English 你会说英语吗？
He could sing very well when he was young. 他年轻的时候歌唱得很好。
When I was five, I could swim like a fish. 我五岁时游泳游得像条鱼一样好。（could 是can的过去式）
②表示可能性，指对过去、现在或将来的某种可能的推测。
The book could be Lily’s because she likes reading books.
那本书可能是莉莉的，因为她喜欢看书。
Language Points!
③提出建议
对平级或晚辈可用 can，快速给出建议；
对上级、长辈或需要体现礼貌时用 could，避免显得生硬。
We can eat in a restaurant this evening. 今晚我们可以在餐馆吃饭。
用 can 提出直接建议（常用于口语，语气较随意）
Maybe I could give you a lift to the supermarket. 也许我可以让你搭我的车去超市。
You could try reading the instructions before starting.你可以试着在开始前先读一下说明书。
用 could 提出委婉建议（语气更礼貌、含蓄，适合正式或陌生场景）
Language Points!
2. Can I stay out until eleven 我可以在外面待到11点吗？
until prep.到......时；直到......为止
not...until... “直到......才......”，常与非延续性动词连用，表示动作
直到until所表示的时间才发生。
e.g. They didn't have a car until last year. 他们直到去年才有一辆汽车。
练习：Mr. Peter ______ go to bed ______ he finished his work last night.
A. wasn’t; until B. don’t; until C. didn’t; until D. isn’t; until
C
Language Points!
3. You are at your friend’s home. You want to call your parents,
but your phone is dead. adj. 不运行的；死的
与 dead 相关的其他单词：
die 【动词】死亡 过去式：died, 现在分词：dying。
是短暂性动词，不能与时间段连用。die of/from“死于”
death 【名词】死亡
dying 【形容词】垂死的；临死的 只能作前置定语。
练习：His dog ________ last week and his ________ made him very sad.
A. died; die B. death; died C. died; death D. dead; death
C
1. —______ you remind Sally not to wear her school uniform for
the picnic tomorrow
—OK. I'll tell her.
A. Must B. Should C. Can D. Need
2. —Could you please help me with my homework
—Yes, I ______.
A. must B. could C. need D. can
3. —Helen, could you please water the flowers in my garden
—______. They are so lovely.
A. That's too bad B. With pleasure
C. You're welcome D. I'm afraid not
闯关练习一：单项选择。
C
D
B
4. —Mum, ______ I go shopping with you
—Yes, you ______. But you have to finish your homework first.
A. could; can B. could; could C. must; can D. must; could
5. —Bill, ______ I use your ruler
—Of course you can. Here you are.
A. can B. must C. need D. should
6. (抚顺中考)The lovely boy ______ ride the bike at the age of six.
A. must B. could C. need D. should
闯关练习一：单项选择。
A
A
B
1. 星期五你能帮忙喂鱼吗？
________ you ________ ________ the fish on Friday
2. —我们可以在这里拍照吗？ —对不起，不能。
—Could we take photos here
—Sorry, ________ ________.
3. —今晚我可以去看电影吗？ —你可以。
—________ ________ go to the movies tonight
—________, ________ ________.
4. 我可以邀请我的朋友们来参加派对吗？
________ ________ ________ my friends ________ the party
5. 请你不要吃它们好吗？
Could you please ________ ________ ________
闯关练习二：完成句子，每空一词。
Can/Could please feed
you can’t
Can/Could I
Yes you can
Can/Could I invite to
not eat them
Exercise-翻译题
1. A：你能帮我拿一下书架上的书吗？ B：当然可以。
A: Could you get the book on the bookshelf for me B: Sure.
2. A：我可以借用你的词典吗？B：可以，但是请明天还给我。
A: Can I borrow your dictionary
B: Yes, but please return it to me tomorrow.
3. A：你能告诉我去图书馆的路吗？
B：沿着这条街走，在第二个十字路口右转。
A: Could you tell me the way to the library
B: Go along this street and turn right at the second crossing.

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