It is _____ he often fails in exams____ makes his parents worried about him.
#84877
A
because；that
B
that；that
C
不填；that
D
what；that
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It was because of bad weather __________ the football match had to be put off.
#85115
A
so
B
so that
C
why
D
that
——I wonder _________ makes the video Gangnam Style so popular. ——The unique dance moves and funny horse riding scenes.
#84791
A
how is it that
B
what is it that
C
how it is that
D
what it is that
It was after he got what he had desired _____ he realized it was not so important.
#85443
A
that
B
when
C
since
D
as