We are so sorry for that．We'll try to determine exactly _________ went wrong that evening．
#79058
A
where
B
what
C
which
D
how
推荐题目
As many as five courses are provided, and you are free to choose ______ suits you best.
#79006
A
whichever
B
whatever
C
whenever
D
wherever
I don’t doubt ____________ she can do it well, but I doubt _________ she is willing to do it.
#37647
A
that; if
B
that; that
C
if; if
D
if; that
---We can use QQ to communicate with each other online.---Will you please show me________?
#37921
A
which to use
B
how to use it
C
what to use
D
where to use it
I want to know ______ for the class yesterday morning.
#39031
A
why did you come late
B
why you came late
C
why do you come late
D
why you come late
As a new graduate，he doesn't know ________it takes to start a business here.
#78879
A
how
B
what
C
when
D
which