It’s more than half a century _________ my grandfather joined the Party and became a servant to the people.
#71853
A
when
B
that
C
since
D
while
推荐题目
The engineers made two big plans for the dam, ____ was never put in force. 
#73414
A
one of them
B
which
C
one of which
D
every one of which
The old building, behind _______ was a famous church, was _______ we used to work.
#72568
A
that, the place
B
it, the place
C
which, where
D
what, where