1B 

2D

3A

4A

5C

6A

7C

8B

9C

10B

Bài 2

1 big as

2 more expensive

3 cheaper

4 the same 

5 bigger

Bài 3

1 for

2 in-for

3 on-at-in

4 on-on

5 in

Bài 4

1/ My brother can repair the bike himself

2/ They have a great time. They really enjoy themselves

3/ Don't worry about us. We can look after ourselves

4/ This exercise isn't difficult. Do it yourself

5/ She cut herself

6/ I made this shirt myself

Câu 1 b

Câu 2 d

Câu 3 a

Câu 4 b

Câu 5 c

Câu 6 a

7C

8B

9C

10B

Bài 2

1 big as

2 more expensive

3 cheaper

4 the same 

5 bigger

Bài 3

1 for

2 in-for

3 on-at-in

4 on-on

5 in

Bài 4

1/ My brother can repair the bike himself

2/ They have a great time. They really enjoy themselves

3/ Don't worry about us. We can look after ourselves

4/ This exercise isn't difficult. Do it yourself

5/ She cut herself

6/ I made this shirt myself