Our government has taken some measures to overcome the lack of electricity, but it may take some time _____ we have enough power.
#33827
A
since
B
after
C
unless
D
before
推荐题目
Kids don't learn their native language consciously, ________ they become fluent in it very fast.
#30298
A
but
B
and
C
for
D
so
Some of the people often ask the same question the air has been polluted.
#30604
A
whether
B
if
C
that
D
where
---What do you think of my homework? ---Good work,________ a few slight mistakes.
#30647
A
in addition to
B
except
C
as well as
D
apart from
-- Will you lend your MP4 player to Jack?-- Yes, ________ he promises to return it on time.
#34116
A
as soon as
B
as well as
C
as long as
D
as far as
