13.1
a. call
16. Mai
17. I
a. have stopped
14. Lan ..., to Ho Chi Minh City last year.
a. went
b. gone
15. Paulo has learned English
a. since
a. lives
28.1
a. watched
18. I (not/drink).
a. don't drink
A. visits
25. She
A. visits
26.1
27. They
b. from
in HCM for five years.
TV at 8.30 last night.
b. called
smoking a long time ago.
A. like
19. There
A. was
20. It
A. takes B. took
21. Her hometown.
A. has
22. My dog
A. is chasing B. has chased
23. I fell asleep while I
A. was doing
B. gets
B. have been
b. has lived
A. staying
b.have been stopping
b. doesn't drink
b. was watching
A. go
29 Listen! The teacher
c. have called
C. is
B. have done
Tokyo next month.
B. visit
five years.
Tokyo this weekend.
B. visit
any beer last night.
c. go
drinking apple juice.
B. am liking
with us at the moment.
B. stay
to school by bus everyday.
B. am going
D. has got
my cat since I came home.
C. chased D. chases
C. is visiting
c. to
c. am not drink
a lot of changes in Vietnam since the 1990s.
D. are
C. has been
him almost 1 hour to go to school by bus every day.
C. has taking
D. is taking
a lot of hills and mountains.
c. is living
C. did D. is doing
C. am visiting
A. speak
c.stopped
c. has watched
C. goes
my homework last night.
d. calls
Clikes
C. are staying
d. goes
B, is speaking
d.stop
d. for
d. was living
d. had watched
d. didn't drink
C. speaks