In the survey they listed twelve kinds of food _______would affect the work of the brain．
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A
which the experts believed
B
that were believed
C
the experts believed that
D
the experts believed
推荐题目
Is this the reason _____ at the meeting for his carelessness in his work?
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A
what he explained
B
why he explained
C
he explained
D
how he explained
Gun control is a subject ___ Americans have argued for a long time.
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A
of which
B
with which
C
about which
D
into which
His speech was heard by a group of five judges , all of_____agreed that it was the best.
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A
whom
B
who
C
them
D
that