The new buyer identified a dozen new sources for the material, ___________ proved to be reliable．
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A
most of them
B
most of which
C
most of whom
D
most of those
推荐题目
When you read the book, you’d better make a mark ____ you have any questions.
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A
at which
B
at where
C
the place
D
where
The government of the United States began at once to investigate the case ______ a lot of students were killed.
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A
that
B
when
C
where
D
why
A person ________ email account is full won't be able to send or receive any emails.
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A
who
B
whom
C
whose
D
whoever
Spelling Bee is a contest _____ competitors, usually children, are asked to spell as many words as possible.
#76544
A
which
B
where
C
what
D
when
Whitney Houston’s sudden death suggests that drug abuse is such a serious problem ___________ we should deal with properly.
#76390
A
as
B
that
C
which
D
where