— No one can answer the question _______ we can complete the task in time, do you know? — Yes, and this is because we don’t know the way _______ the scientist used last time．
#69635
A
whether; which
B
if; which
C
whether; in which
D
if; in which
推荐题目
The lawyer seldom wears anything other than a suit _____ the season.
#68174
A
whatever
B
wherever
C
whenever
D
however
Was it through Li Ning, ________working at a high school, ________you got to know Wangke?
#68600
A
who I think it was; who
B
that I think were; which
C
who I think was; that
D
I think who was; which
She opened all the windows _____she could take a bit more of fresh air.
#41271
A
so that
B
such that
C
in order to
D
such
_______ I met him, he was working as a secretary in a big company.
#67584
A
For the first time
B
The first time
C
The first time when
D
When the first time
It was quite a serious accident, _____ caused by careless driving.
#72311
A
which I think was
B
I think which was
C
which I think it was
D
I think which it was