He waited until it was dark ____ nobody could see him clearly.
#72328
A
so that
B
in order to
C
although
D
however
推荐题目
The exact year Angela and her family spent together in China was 2008.
#66648
A
when
B
where
C
why
D
which
——Did Tom come back late last night?——No. It was not yet 8 o’clock ____ he arrived home.
#67714
A
before
B
when
C
that
D
until
It was at the very beginning ______ Mr Smith made a decision _____we should send for a doctor.
#68246
A
when; which
B
that; which
C
when; that
D
that; that