About________ofthesurfaceofthe

发布时间：2020-07-27 20:01:27

About ________ of the surface of the earth is covered by water．A.two-thirdB.three quarterC.seventy percentD.one half

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C解析本题考查分数的表达法。A项应为two-thirds; B项应为three quarters; D项应为a half。
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