We cannot figure out ______ quite a number of students were infected with the flu.
#69681
A
that
B
when
C
why
D
where
推荐题目
British scientists have produced _____ they believe is the world’s smallest Christmas card．
#69025
A
which
B
who
C
that
D
what
—What’s that building?— the medical equipment is stored.
#72607
A
There’s in which
B
That’s where
C
The building that
D
That’s the building which
It was on the festival occassions __________ the family got together __________ he missed his family.
#68128
A
where ; that
B
where; when
C
when; that
D
that; when
—How unhappy your roommate looks!—Yes, but he's not willing to tell me what it is _______ is troubling him.
#72642
A
what
B
which
C
as
D
that
I don't know when______. When he ______,I'll call you.
#41268
A
will he come; will come
B
does he come; comes
C
he comes; will come
D
he will come; comes