About________of the workers in that steel works________ young people.
A．third­fifths; areB．three­fifths; isC．three­fifths; areD．third­fifth; are
C              
             
試題分析：考查分?jǐn)?shù)表達(dá)。題意 在這個(gè)鋼廠工作的五分之三的工作是年輕人。１．分子用基數(shù)詞,分母用序數(shù)詞,比如:1/3,one third.２．但是要注意的是：分子不是１，而是２或是２以上時(shí)，分母要加s. 比如：2/3要說成：two thirds.３．還有：1/2 可以說成：half,比如：1/2的孩子：half of the children４．還要注意：3/4 可以說成：three quarters 也就是說：當(dāng)分母時(shí)4的時(shí)候分母用：quater.。當(dāng)分?jǐn)?shù)所修飾的詞是可數(shù)名詞，謂語動(dòng)詞用復(fù)數(shù)形式。故選C項(xiàng)。         
考點(diǎn) 考查分?jǐn)?shù)表達(dá)
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