—What upsets him?—________ his computer is out of order.
#30313
A
Whether
B
What
C
That
D
How
推荐题目
The new system needs to be in operation for five months ________ it can be updated.
#30274
A
as
B
while
C
before
D
once
Everything was placed exactly________he wanted it for the graduation ceremony.
#30236
A
while
B
when
C
where
D
though
It was several years later________ an American ship paid the first official visit to the island.
#33589
A
since
B
when
C
that
D
as
Few people paid full attention to their health conditions ________ they were seriously ill.
#31465
A
when
B
if
C
until
D
after