-- How long do you think it will be ______ the bus arrives here?-- No more than five minutes.
#92500
A
when
B
before
C
since
D
after
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 It was nearly an hour ____the sleeping pill ______effect.
#94865
A
when; took
B
before; took
C
since; had
D
before ; had
____hard ,and you will make greater progress.
#94037
A
If you study
B
Study
C
Studying
D
To study