Flying kites, ______ some researchers point out, can not only bring about joy to us, but also promote our physical and mental health.
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A
which
B
what
C
as
D
where
推荐题目
________is often the case, the weather has turned out well as expected.
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A
Which
B
When
C
What
D
As
That evening, _____ I will tell you more about later, I ended up working very late.
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A
that
B
which
C
what
D
when
Mark drives his car too fast and, what's more, very carelessly, ________ worries his mother.
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A
a
B
what
C
it
D
which
________ is known to us all is that the old worker, for _______ life was hard in the past, still works hard in his seventies.
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A
As; whom
B
What; whose
C
It; whose
D
What; whom