_____ is known to us all, a skill can only be acquired through hard work.
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A
It
B
As
C
What
D
That
推荐题目
Please never do such things _______ other people.
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A
that will do harm to
B
as they will do harm to
C
as will do harm to
D
which are harmful to
We’ve booked a room in the centre of town for the guests _____ they can stay for three days.
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A
when
B
whom
C
which
D
where
Global warming has become a serious problem, ______ we must find solutions.
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A
which
B
to which
C
with which
D
that
The man__________has made up his mind to win will never say "impossible".
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A
whom
B
when
C
which
D
who
The Qing Dynasty (AD1616-1911) had ten emperors altogether, nine _____ are buried in the two groups of tombs in Hebei Province.
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A
of that
B
of whom
C
that
D
which