What is even more important is______ the earth cooled down, water began to appear on its surface.
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that
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that as
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which
D
which as
推荐题目
Courage is a kind of quality --- and that’s __________it takes to face the challenges in life.
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A
that
B
which
C
why
D
what
Honesty is a basic element in friendsmaking and that is ________ it requires to keep everlasting friendship.
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A
how
B
which
C
whether
D
what
It is often said that home is _______ the heart is and now part of my heart is with my new classmates.
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A
what
B
how
C
where
D
when
The reason__________ their failure you know is__________ they didn't get fully prepared for the experiment．
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A
why, that
B
that, why
C
for, that
D
why, because
We got lost in the forest and decided to remain _____ we were and waited for rescue．
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A
how
B
what
C
where
D
who