英语关于分数的写法,你来回答吧( ) 20._______ of the earth _______ made up of oce_英语解答

英语关于分数的写法,你来回答吧
( ) 20._______ of the earth _______ made up of oceans.
A.Two-third; is B.Two-thirds; is C.Two-third; are D.Two-thirds; are

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解答

B
分子用基数词,分母用序数词.分子大于一,分母要用复数.如:五分之一 one fifth,五分之三 three fifths