题目内容
It's sad ________ so many animals ________.
[ ]
A.to hear about; have gone
B.to hear of; have been
C.hear about; have gone
D.hear of; has gone
解析:
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题目内容
It's sad ________ so many animals ________.
[ ]
A.to hear about; have gone
B.to hear of; have been
C.hear about; have gone
D.hear of; has gone
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