When was it _____ your parents took you to Hangzhou?
#84796
A
before
B
if
C
which
D
that
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It is in this laboratory ______ is run by Mr. Wu ______ the experiments are done.
#85126
A
which; that
B
that; which
C
where; that
D
that; where
It ______ we had stayed together for a couple of weeks ____ I found we had a lot in common.
#85458
A
was until; when
B
was until; that
C
wasn’t until; when
D
wasn’t ;that
It was 80 years before Christopher Columbus crossed the Atlantic Zheng He sailed to East Africa
#85222
A
when
B
that
C
after
D
since
It is usually not quite cold in this area in March, but sometimes temperature________ be very low.
#85497
A
should
B
can
C
must
D
shall