The question that puzzles them is ___they can finish the work on time. 
#84854
A
what it is that
B
what is it that
C
how is it that
D
how it is that
推荐题目
____ be careful when crossing the street!
#85481
A
Must
B
Should
C
Ought to
D
Do
– Do you know _____ yesterday ? – It was at 8 o’clock in the morning.
#85176
A
when did she come
B
when was it that she came
C
when she came
D
when it was that she came
Is it in this room in _____ the great writer once lived ____ he finished his last works?
#85036
A
which; that
B
that, where
C
that; which
D
where; that