Choose the best answer A, B, C or D to complete the sentences

VIII. PRESENT PERFECT (Thì hiện tại hoàn thành)
Question 1. "Where's Tony?" "He
to the travel agent, and he hasn't come back."
C. has gone
A. has been
B. has been going
D. had
gone
Question 2. They_
homework for 2 hours.
A. have done
B. doing
C. had done
Question 3. I'd like to see that football match because I
C. hardly see
D. would do
one this
year.
A. don't see
B. can't see
D. haven't seen
Question 4. I can't believe that
you
all the three exercises. You just started five minutes ago.
B. have been finishing
C. finished
D. are finishing
to children under ten years old.
A. have finished
Question 5. Up to now, the discount
A. has only applied
C. was only applied
B. only applies
D. only applied
Question 6. Tom often watches TV after his parents
B. have gone
to bed.
C. go
lots of new friends since they
A. had
gone
D. went
to that town.
Question 7. Their children
A. have made - moved
B. were making - have moved
D. made - have been moving
C. made - are moving
Question 8. Jane is a wonderful singer. Her mother tells me that she
A. has been sung
professionally since she was four.
D. has sung
B. was singing
C. is singing
since.
Question 9. He
off alone a month ago, and
A. set - hasn't left
B. was setting - hasn't left
D. was setting - hadn't been left
to class yet.
C. set
has left
Question 10. None of the students
B. hadn't come
C. haven't come
D. have come
A. are coming