The government has taken some measures to solve the shortage of electricity, but it may be some time _______ the situation improves.
#80093
A
since
B
when
C
unless
D
before
推荐题目
He is so busy.He cannot afford enough time with his son________he wants to.
#30244
A
even if
B
as if
C
because
D
before
Jim came back early last night. It was not yet eight o'clock ________ he got home.
#30541
A
before
B
that
C
when
D
until
-- What’s your plan for this winter vacation?-- I’ll take an express train to Dalian for my holiday ______ school ends．
#32438
A
while
B
until
C
immediately
D
unless