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英语
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In 1890,about _____ of the land was covered by forests in the USA.
A.third
B.a third
C.the third
D.a thirds
这个怎么选,谢谢〜〜
人气:491 ℃ 时间:2020-05-09 05:10:43
解答
选B,英语中表示分数时,分子要用基数词分母要用序数词,分子大于1时分母要加s.而这道题中是a,是单数所以不用加s,
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