Choose the best answer: What ... when the fire alarm ... off?

khoanh và GIẢI THÍCH sương sương hộ mik vs
----- Nội dung dịch tự động từ ảnh -----
c. had been infected
d. will have been infected
43. What
a. are you doing/will go
c. were you doing / went
44.
a. Will
45. When Peter
when the fire alarm
off?
b. have you done/would go
d. will you do / are going
you send this wedding card to Peter, please?
b. Are
c. Did
him to your new house.
d. Had
a. will arrive / take
b. arrives/will take
c. has arrived /am taking
email before, so I
d. had arrive /had taken
46. He
him how to use it.
a. did not use/ had shown
b. had not used/showed
c. has not used / showed
d. was not using/will show
an uneventful evening on duty. He
47. Doctor Pike
the hospital after he
of his day
of rest.
a. was leaving / has had/ thought
c. will leave / had/will think
b. left/had had/was thinking
d. is leaving/will have/ thinks
48. She
me anything about that problem so far.
d. has not told
a. is not telling
49. I think that everything
b. does not tell
C. will not tell1
ready for the project procedure by the end of next month.
c. had been
a. will have been
b. has been
d. is
it.
50. Be quiet! Someone
a. is knocking/will answer
c. has knocked/am going to answer
51. Dan and Crystal
a. are getting
at the front door. I
b. knocks/am answering
d. will knock / have answered
married in June.
b. has got
C. was getting
d. will have gopt
to catch them.
52. Two lions
from Chessington Zoo, and the police
b. escaped/had tried
d. escape/were trying
a. will escape / try
c. have escaped/are trying
good for our health.
C. are/will be
good.
c. has sounded d. was sounding
rich in vitamin C, which
b. are / is
53. Oranges
d. were/has been
a. have been/is
54. Let's go to Fují for our summer holiday! -OK. It
b. is sounding
a. sounds
in.
enthusiastically when their teacher
They
a. discuss / comes
c. will discuss/will come
b. will have discussed/comes
d. were discussing/came
to say that he was fine.
to the hospital to visit Mike when he
B. drove-called
55. We
A. were driving -was calling
C. were driving- called
D. drove-was calling
to you on Sunday night?
B. happened
56. What
C. was happening
D. would happen
A. happen
57. Last night, we
up.
for you for ages but you never
B. would wait- showed
D. waited-was showing
A. waited-showed
C. were waiting - were showing
ted guess