IV/

1. are -> is

2. is -> does

3. much -> many

4. any -> some

5. do -> does

V/

1. Tom and Mary want two glasses of water.

2. My sister is going to live in the country.

3. Where is Lan going to have dinner tonight?

4. What is the weather like in the spring?

5. This city is the tallest building in the world.

6. My house is smaller than Lan's house.

7. She never goes camping with her friends.

8. How often does she go to the cinema?

bài 4.

1.are - is.

2.is - do.

3.munch - many.

4.like any - would some.

5.do - does.

bài 5.

1.Tom and Mary want tow glasses of water.

2.My sister is going to live in the country.

3.where is Lan going to have dinner tonight ?

4.What is the weather like in the spring?

5.

6.Lan'house is smaller than my house.

7.She never goes camping with her friends.

8.How often does she go to the cinema ?

Câu 5 mình không biết.