He knows it is high time that he ________ at once.
#87730
A
quits smoking
B
quitted smoking
C
should quit to smoke
D
quitted to smoke
推荐题目
It’s high time that we _____ home and _____ supper now.
#89215
A
go…have
B
went…had
C
go…should have
D
went…to have
—Can I pay the bill by check? —Sorry, sir．But it is the management rules of our hotel that payment be made in cash．
#87319
A
shall
B
need
C
will
D
can
Don't you think it a pity that John ______ have behaved roughly toward us?
#86652
A
should
B
would
C
could
D
might
_______ it be true that the road is being blocked at this moment, for cars are moving like snails inch by inch
#88129
A
may
B
should
C
can
D
must
It was very kind of you to do the washing up, but you _______ it.
#89688
A
mustn't have done
B
wouldn't have done
C
mightn't have done
D
didn't have to do