4. Did the teacher give some exercises?

No.

5. Have they changed the window of the laboratory? 
Yes.

6. Where do people speak English ?.

In school
7. When will Mr Thompson translate this book?

on Friday

8. Is she planting the tree ?

yes.

9. Where does she feed the dog?

in her house 

. 10. Will they build this bridge next year?

yes.

11. Do you buy this house today?.

No.

12. When did they sell this flat?.

in newspaper

13. What does Mary call the cat?

Feeding food 

14. Have you finished your homework?

Yes.

15. Where will you put this telephone?.

in my house 

16. Are you going to mail these letters soon?..

no.

17. Did anybody ever teach you how to behave?.

No.
18. Have you fed the chickens yet?.

yes.

19. What questions did the examiner set?.

housework

20. What ought we to do about this?..

calling My mom 

21. Are you going to lend him money?..

no.

22. Who is teaching you English?

my teacher 

23. How many oranges do you want to buy?.

five

24. Where can we grow this tree?

in garden
25. What had he done before we came?

doing his housework 

26. What were you doing when I phoned you?..

having dinner 

27. Which language do people speak the most popularly

Vietnamese
28. Who invented the steam engine?.....

29. Has he been waiting for us all morning?...

No.
30. Will they have finished the stadium by the end of this year?.

yes.

31. They are going to open a new school here, aren't they?.
no.
32. Your brother is washing the clothes, isn't he ?... no.
33. Have you met him before ?......yes.

34. Who is going to meet Ann at the airport?.

my uncle