________ some students are not aware of is ________ difficult life can be if they are not devoted to study.
#30077
A
That; how
B
Which; what
C
What; what
D
What; how
推荐题目
28．She’ll never forget her stay there ________ she found her son who had gone missing two years before.
#79575
A
that
B
which
C
where
D
when
David knocked at the door for nearly half an hour______Mary opened it, unwilling.
#30820
A
when
B
while
C
until
D
before
-------Can you believe I had to pay 30 dollars for a haircut?------You should try the barber’s _______I go. It’s only 15.
#34737
A
as
B
which
C
where
D
that
____ he does his work, I don’t mind what time he arrives at the office.
#34083
A
So far as
B
So long as
C
As far as
D
So as
He doesn’t have the habit of planning his travel expense, so he won’t know what to do _______ the money runs out.
#34286
A
once
B
before
C
unless
D
though