题目内容
10All that can be eaten ____ eaten up.
A.are being B.has been C.had been D.have been
B
解析:
主语“all”指的是“food”,所以代不可数名词,是第三人称单数。
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题目内容
10All that can be eaten ____ eaten up.
A.are being B.has been C.had been D.have been
B
主语“all”指的是“food”,所以代不可数名词,是第三人称单数。