=>

I/

1. B

2. C : xay nhuyễn 

3. D

4. A : thành phần 

II/

1. Don't try

2. Will be 

3. Had washed 

4. Watching 

V/

1. If he weren't lazy, he wouldn't get bad marks. 

2. If she does exercises everyday, she will lose weight. 

3. If you join this cooking class, you will become a good cook. 

4. If you didn't finish your homework tonight, you couldn't go to the movies. 

I.

1.B

2.C

3.A

4.C

II.

1.don't try

2.will be

3.had washed

4.watching

III.

1.If he weren't lazy,he wouldn't get bad marks.

2.If she did exercises every day,she would lose weight.

3.If you joined this cooking class,you would be a good cook.

4.If you finished your homework tonight,you could go to the movies.