IV.

    1. from ....  to

    2. in .... in

    3. for

    4. with

    5. on

    6. at ... on

V.

     1. is ( thi present continious dang cau hoi)

     2. are

     3. plays ..... is playing

     4. do

     5. sees

      6. is ... speaks ... will/ is going to come ...

      will/ is going to stay

     will/ is going to visit

     7. swim

     8. living ( co le de sai vi prefer la thich,sao no lai la like nghia la thich)

    9. are

VI

    1. What time does Nga get up every morning?

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

    3. It is cool and dry from November to April.

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

   5. Last summer Nam spent a holiday in singapore with his family.

  6. I want a robot to do the cleaning and the cooking.

  7. They went to China by plane and stayed at a hotel.

   8. We don't go camping because we have a tent. 

     8. 

IV:

1.from/to

2.in/in

3.for

4.with

5.on

6.at/on

V:

1.is your sister doing/is skipping

2.was

3.plays/is playing

4.do

5.saw

6.is/speaks/will come/will stay/will visit

7.swim

8.liking

9.is