This problem is said _______ three times, but he still can’t understand it.
#90815
A
to have been explaining
B
to have explained
C
having been explained
D
to have been explained
推荐题目
“We can’t go out in this weather,” said Bob,_______out of the window.
#97587
A
looking
B
to look
C
looked
D
having looked
He became inspired when he thought about helping ordinary people _________to cholera.
#90657
A
expose
B
exposing
C
to expose
D
exposed
As the clock ________ midnight, cinemas across the country screened the film, _________ China one of the first countries in the world to show it.
#94268
A
knocked; making
B
hit; made
C
beat; which made
D
struck; making
-----You were brave enough to raise objections at the meeting. -----Well, now I regret ____that.
#98242
A
to do
B
to be doing
C
to have done
D
having done
Samuel Clemens，______ Mark Twain, wrote many popular stories.
#96397
A
was known as
B
known as
C
was known for
D
known for