Тест по английскому, помогите решить пожалуйста

Practical-work № 15
1. The park is so beautiful and … trees are so high.
a) his b) their c) its
2. I _______ not get up so early on Sundays as on weekdays.
a) did b) do c) does
3. Where is _______ your plan?
a) a b) the c) ---
4. Mathematics ______more difficult for him than physics.
a) is b) are c) will
5. Newton was born ______the family of a poor farmer.
a) in b) on c) under
6. He ________he was the happiest man in the world.
a) think b) thinks c) thought
7. Who is ______duty today?
a) in b) at c) on
8. My father works ______a power plant.
a) at b) in c) on
9. He helps me ______my work.
a) in b) on c) at
10. Did you _______your examination on Friday well?
a) pass b) passes c) passed
11. My parents ______ to Barcelona last week.
a) go b) will go c) went
12. Our teacher _______ English in Spain.
a) teach b) teached c) teaches
13. We ________ a comfortable car last year but we sold it.
a) have b) had c) has
14. _______ children are at home.
a) they b) their c) them
15. Peter is fond of reading. Give these books to ______ .
a) he b) her c) him
16. Show ________ the plan of our work.
a) them b) they c) their
17. The room is large but _______windows are not large.
a) her b) its c) his
18. What _____ you doing?
a) am b) is c) are
19. Who ______ speaking?
a) am b) was c) is
20. Are those _______ English books?
a) ----b) an c) a
21. I ______ very sorry.
a) is b) am c) are
22. Hundreds of years ago the Tower of London ______ a castle.
a) is b) was c) were
23. At present many people _____ the Tower as a museum.
a) visit b) visited c) visits
24. What did the Norman Conquest ______ to London?
a) do b) did c) does
25. There _____ some people who understood the French language.
a) were b) are c) was
26. Did you ______ chickens?
a) feed b) fed c) feeded
27. He always _______ the laws of physics.
a) know b) knew c) knows