Nothing can be done _______ he returns.
#56142
A
as
B
before
C
while
D
until
推荐题目
－ Can you help me clean the room?－ OK, _______ I have to wash the clothes first.
#58308
A
so
B
but
C
because
D
as
–What was your brother doing at this time yesterday?–He was reading a magazine ________ I was writing an e-mail at home.
#58258
A
as soon as
B
after
C
until
D
while
—_________ is your sister? — The girl on the right wearing blue jeans.
#55822
A
Where
B
Whose
C
What
D
Which
The man refused to say sorry to me, ____ it was his mistakes.
#55565
A
because
B
when
C
after
D
even though