游客
题文

There are ________ bears on the earth because they have ____________ space on it.

A.fewer and fewer;less and less
B.more and more;fewer and fewer
C.less and less;fewer and fewer
D.more and more;less and less
科目 英语   题型 单选题   难度 中等
知识点: 形容词的原级比较 比较介词
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