I. 1. A   2. A  3.C  4.B  5.B  6.C   7.B   8.A   9.C   10. B

II.1. Who does this book belong to?

2. How much does that pen cost?

3. How much do you weigh?

4. Mrs Hoa is Lam’s mother.

5. This house belongs to Mr. Ba.

III.1. highest    2. smallest   3. youngest    4. quieter     5. Best   

     6. take, is raining            7. colder and colder    8. will stay    9. writes    10. don’t need

IV.1. have -> has       2. homeworks -> homework       3. Bỏ “a”      4. doesn't ->don’t 

5. two -> second      6. orange small -> small orange     7. in -> with    8. any -> some                9. much -> many      10. play -> player

V.1. and     2. can    3. on    4. play    5. There   6. has    7. quarter   8. class   9. comes   10. is

VI.1. Does your room have a colorful picture.

     2. Nobody in the class is as good as Peter.

     3. Why don’t we have a picnic in the park on the weekend?   

     4. My house is not far from the supermarket.

     5. What is the rice of these red notebook?

     6. Many people travel to work for their health.

VII.1. John always feels happy when he comes home.

      2. Will the party start at seven?

      3. She buys some food and drink for the party.

      4. She is standing to the right of the house now.

      5. That apartment is the most suitable for their family

VIII.1. What time does Nga get up in the morning?

       2. You can play games in the afternoon but you must do homework in the evening.

       3. Does Lan walk or ride her bike to school?

       4. When it is hot, we often go swimming.

       5. What is there in front of your house? 

       6. If you don’t feel well, you should see the doctor. 

       7. What color are your baby’s eyes?

       8. Hoa learns languages badly. 

IX.1. careful      2. activities      3. ninth      4. physical      5. better     6. interesting                             7. employees       8. twenteith      9. teacher       10. once

Xin cảm ơn và câu trả lời hay nhất nhé bạn ^-^