Humans’ activities have pushed some endangered animals into a situation we will probably never see them.
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A
that
B
what
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where
D
which
推荐题目
The reason he was absent from class was his mother fell ill this morning.
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A
for; that
B
why; that
C
for; because
D
why; because
When deeply absorbed in work，________he often was，he would forget all about eating or sleeping.
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A
that
B
which
C
where
D
when
The Big Ben, _______ we visited during a recent trip to Britain, is one of London’s tourist attractions.
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A
which
B
what
C
that
D
where
Many countries are now setting up national parks________animals and plants can be protected.
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A
when
B
which
C
whose
D
where