資源簡介

(共16張PPT)
Unit 2
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Section A Grammar Focus
Learning Objectives
能夠準確區分 can 和 could 在表達請求和請求許可時的用法及語氣差異，并能在具體語境中恰當選用。
能夠熟練運用 “Can/Could you (please) + 動詞原形”“Can/Could I + 動詞原形” 等句型提出請求或請求許可，以及給出肯定或否定回應。
能夠結合生活場景，運用所學的 can/could 相關句型進行簡單的對話交流，做到表達禮貌、符合語境。
Grammar Focus
Could you please sweep the floor Yes, Dad. 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!
情態動詞could/can
1. 含義：“能夠， 可能”
2. 是can的過去式，比can更委婉
3. 不能作謂語, 沒有人稱和數的變化，后加動詞原形
3a
Could you please sweep the floor Yes, Dad. 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!
情態動詞could/can
Which sentences are asking for requests
Which sentences are asking for permission
Grammar Focus
3a
Grammar Focus
3a
表示“請求”委婉的請求別人做事
常用句型：Can/Could you (please) +動詞原形+其他？
表示“請求許可”委婉的請求別人允許自己做某事
常用句型：Can/Could I + 動詞原形+其他？
否定句型：Can/Could you (please) not do sth.？
1. 用于請求別人做某事（提出請求）
常用句型 Can/ Could you ( please ) do sth.
肯定答語 OK./Certainly./Of course./With pleasure./
No problem./Yes, sure.等
否定答語 Sorry, I can’t. I have to…/I’m afraid not./ I’m afraid I can’t. I am going to…等
Grammar Focus
3a
2. 用于請求別人允許自己做某事（請求允許）
常用句型 Can/ Could I do sth.
肯定答語 Yes, you can./Certainly./Yes, please.等
否定答語 Sorry, you can’t./I’m afraid you can’t.等
Grammar Focus
3a
Choose the best question to complete each conversation.
Could you give me a ride to town now B. Can I stay out until eleven
C. Mr. Lake, could I go to the toilet D. Could I use your computer
A
D
B
C
3b
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.
_______________________________________________________________________
_______________________________________________________________________
Make up conversations for each setting, using can or could.
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. 不運行的；死的
note /n t/ n. 筆記；記錄；便條
v. 注意；指出
take notes 做筆記
清掃
/k mju n ti/ n. 社區；社團
rubbish / r b / n. 垃圾
3c
Summary
What’s the differences between Can and Could
Can/Could for polite request and permission.
Can you/I...
語氣：直接、日常，適合熟人或同輩之間。
Could you/I...
語氣：更禮貌、委婉，適合對長輩、老師或不太熟悉的人。
Sure./Of course./Not possible./I am afraid not.
1. Yes, Dad. I’ll do it at once.
at once 立刻，馬上
你離開教室時，請立刻關燈。
Please turn off the lights at once when you leave the classroom.
at once 同時，同時進行
電腦可以同時做多項工作。
A computer can perform many tasks at once.
Language Points
2. Could you give me a ride to town now
give sb a ride (to sp.) 給某人搭便車，送某人去某地
今天早上我起晚了，爸爸開車送我去學校。
My dad gave me a ride to school this morning because I got up late.
你能載我去圖書館嗎？走路太遠了。
Could you give me a ride to the library It’s too far to walk.
Language Points
Language Points
3. Yes, if you are careful with it.
be careful with 注意；當心 — be careful of/about.
Please be careful with my car.
You should be careful of your spelling.
— 拓展 ① be careful （not） to do sth 當心/注意（不要）做某事
Be careful not to wake the baby.
② be careful that +從句當心…
You must be careful that you don't catch a cold.
Exercise
1. 你能幫我把這些照片掛起來嗎？
you help me these photos
2. 我可以借你的自行車用一下嗎？
I your bike
3. 請你幫我打掃一下客廳，好嗎？
you please the living room
4. 媽媽，我放學后能和同學一起去公園嗎？
Mum, I go to the park with my classmates
5. 你能告訴我怎么到達那家花店嗎？
you tell me that flower shop
Could
hang up
Could
borrow
Could
help me clean
could
after school
Could
how to get to
Exercise
“Pass me the book!” → ________________________________
“I want to watch TV.” → ________________________________
“Clean your room now!” → ______________________________
“Let me use your phone.” → _____________________________
“Help your sister with homework!” →
______________________________________
Could you pass me the book
Can I watch TV
Could you clean your room
Can I use your phone
Could you help your sister with homework
Homework
基礎性作業
回憶課堂學過的 can/could 請求句型，寫出 5 個向家人提請求的句子（比如請家人幫忙遞東西、允許自己看電視等）。
拓展性作業
晚上和家人互動時，試著用 3 句課堂學的 can/could 請求句（比如 “媽媽，我能先玩 10 分鐘再寫作業嗎？”），記錄家人的回應。
想想平時向老師、朋友提請求時，哪些情況用 can 更合適，哪些用 could 更禮貌，各舉 1 個例子。

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