—Did you receive the letter the next day?—No. Somehow, it was three weeks ________ I received it.
#92116
A
since
B
before
C
that
D
when
推荐题目
The man didn’t know _________ the thief broke into the house and stole all his valuable things  
#93875
A
it was when that
B
when it was that
C
that it was when
D
was it when that
 It was nearly an hour ____the sleeping pill ______effect.
#94865
A
when; took
B
before; took
C
since; had
D
before ; had