CHUYÊN ĐỀ 11
MODAL AUXILARY VERBS- ĐỘNG TỪ
Can , Must…
KHUYẾT THIẾU.
1, Các động từ khuyết thiếu :
- Can :
Xin phép/ cho phép
- Can not = can’t
- không thể
VD:
- You can turn left. You can’t turn right.
- Must:
- phải ( có tính bắt buộc)
- Must not = mustn’t
- không được
VD:
- You must stop. You mustn’t go.
PRACTICE
Ex1. Complete the sentences with “can
-
can’t - must - mustn’t”:
1.This sign says: No right turn. You ……..… turn right. But you …..…… turn left or go straight
ahead.
There is an intersection ahead. You ………………… slow down. You …………………… go fast.
There is a stop sign. I ………………… stop there.
I ……………………………………………swim. I go swimming every week.
The traffic - lights are red. You ……………………………………… stop.
The cars go very fast. We …………………………………………be careful.
You ……………………………………………… play football in the street.
My brother ……………………………………… drive a car. He’s very young.
The students ………………………………………… do their homework.
Thereis “No parking” sing here. You ……………………park your car here.
This sing say “Stop!”. We ……………………………… stop.
Our roads are dangerous places. We ………………………have discipline.
We ……………………………not go fast.
Ex2: Make sentences using “can or must”
Eg: Ha / play games in the afternoon / do his homework in the evening.
Ha can play games in the afternoon, but he must do his homework in the evening
Loan / play badminton on Sundays/ do the housework first
……………………………………………………………………………………
Ba watch television in the evening / go to bed early.
……………………………………………………………………………………
Lan / go out in the afternoon / do her homework in the evening.
……………………………………………………………………………………
They / go to school at 6.30 / have breakfast at six o’clock
……………………………………………………………………………………
He / go to work at 6 o’clock / get up at 5.30
……………………………………………………………………………………
Ex3: Using can /can’t or must / mustn’t to rewrite these sentences.
1. He watches television .
=>………………………………………………………
2. We do our homework
=>………………………………………………………
3. They don’t ride their motorbike.
=>………………………………………………………
4. She doesn’t play video games. =>………………………………………………………
5. You don’t go ahead.
=>………………………………………………………
6. You turn right.
=>………………………………………………………
7. Do you swim?
=>………………………………………………………
8. I don’t drive a car.
=>………………………………………………………
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