It must have been after two o'clock in the morning when the last guests【B1】their leave, an
【B1】
A.asked
B.took
C.got
D.waited
【B1】
A.asked
B.took
C.got
D.waited
第1题
Ocean exploration is not so expensive as space travel mainly because ______.
A.it is not affected Earth's gravity
B.most undersea vehicles operate at the end of long ropes
C.ROVs have been put to use
D.there is no need for submersibles to get away from Earth' s gravity
第2题
What must have happened to the writer in the end?
A.He must have spent a long time at the customs and must have been let go without any punishment.
B.He must have been given a fine as a punishment.
C.His Rolex must have been confiscated.
D.His cheap watch must have been confiscated.
第3题
What must have happened to the writer in the end?
A.He must have spent a long time at the customs and must have been let go without any punishment.
B.He must have been given a fine as a punishment.
C.His Rolex must have been confiscated. "
D.His cheap watch must have been confiscated.
第4题
He must have overslept, or he ______ then.
A.would have been here
B.had to be here
C.should be here
D.would be here
第5题
He must have had an accident, or he ________ then.
A) would have been here
B) had to be here
C) should be here
D) would be here
第7题
A. must be
B. should be
C. must have been
D. would have been
第8题
What must have happened to the writer in the end?
A.He must have spent a long time at the customs and must have been let go without any punishment.
B.He must have been given a fine as a punishment.
C.His Rolex must have been confiscated. "
D.His cheap watch must have been confiscated.
第9题
A. There's a paper by the door.
B. The paper must have been blown away.
C. The man should look around for it under the desk.
D. The man can buy another one at the corner.
第10题
A、must have been
B、might go
C、has gone
D、had been
第11题
A.It must be that
B.It must have been
C.He must be it
D.Must have been it