Is this research center _________ you met some foreign guests last week?
#79484
A
that
B
where
C
which
D
in which
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He didn't go by bike with me.That's ________ there was something wrong with his bike.
#79319
A
because
B
why
C
how
D
when
The reason__________ their failure you know is__________ they didn't get fully prepared for the experiment．
#79456
A
why, that
B
that, why
C
for, that
D
why, because
The reason _____ so many people are crazy about Gangnum Style is _____ it’s good for bodybuilding, and it brings people a lot of fun.
#79428
A
/; that
B
that; because
C
why; because
D
why; that