16. Be careful or you 'll break the TV. 

A. If you aren't Careful, you'll break the TV. 

B. If you are Careful, you'll break the TV. 

C. If you aren't Careful, you won't break the TV. 

D. If you are careful, you break the TV. 

17. With their enough hard work, they can pass the examwith flying colors. 

A. If they don't work hard work enough, they can pass the exam with flying colors.

 B. If they don't work hard work enough, they can't pass the exam with flying colors. 

C. If they don't work hard work, they will pass the exam with flying colors. 

D. If they don't work hard work enough, they could pass the exam with flying colors. 

18. If you don't work hard,you will fail the exam A. Unless you don't work hard,you don't fail the exam

 B. Unless you don't Work hard,you will fail the exam

 C. Unless you work hard,you will fail the exam

 D. Unless you don't work hard,you won't fail the exam 19. She said to me : "I will have to leave the city tomorrow" 

A. She told me she would have to leave the city the following day. 

B. She told me she will have to leave the city the following day. 

C. She told me she would had to leave the city the following day. 

D. She told me she would has to leave the city the following day. 

20. Tom said to his mother: "May I go out with my friends, Mom?" 

A. Tomasked his mother for pemission going out with his friends. 

B. Tomasked his mother to pemission to go out with his friends. 

C. Tomasked his mother for pemission to going out with his friends. 

D. Tomasked his mother for pemission to go out with his friends.

aren not?:>

why aren't you training?

pleasure

A:You are still reading that book,aren't you?How long (you/read)have you been reading it?

Let's have supper now.

A you aren't eating.

B There aren't any.

C Bill isn't here yet.

Let's have supper now.

A.You aren't eating

B.There aren't any

C.Bil isn't here yet

Chúc bn hc giỏi

you aren't very cold. you can't stand it

you aren't cold enough to stand it

Hình như đề phải là: "You are very cold. You can't stand it"

=> It's too cold for you to stand

aren't you afraid you will be sacked if you didn't start coming to work on time ?

mình cảm ơn ạ

18. Complete the sentences with too ar enough

1.You can't borrow mu car . You aren't old ........enough..... to drive

2. I'm sorry Tim but I can't meet you this week . I'm .........TOO......... busy

3. Can you help me with these boxes ? I'm not strong ......ENOUGH.... to lift them.

4. I haven't got ........ENOUGH...... money . Can you lend me some?

5. I'm ..........TOO...... tired to go to the gym this evening .

6. Let me help you. You aren't tall ..............ENOUGH... to reach the top shelf.

7. This video game is .......TOO.................. expensive for me to buy.

8. There aren't ..............ENOUGH........ parks in the city for children to play

18. Complete the sentences with too ar enough

1.You can't borrow mu car . You aren't old ........enough..... to drive

2. I'm sorry Tim but I can't meet you this week . I'm ......too............. busy

3. Can you help me with these boxes ? I'm not strong ....enough...... to lift them.

4. I haven't got .....enough......... money . Can you lend me some?

5. I'm ........too......... tired to go to the gym this evening .

6. Let me help you. You aren't tall .........enough......... to reach the top shelf.

7. This video game is .....too....... expensive for me to buy.

8. There aren't ....enough...... parks in the city for children to play

you had a new bike

you were a president

1. You don't have a new bike
I wish I have a new bike.
2. You aren't a president. 
I wish I will become a president.