There are   floors in my house and my bedroom is on the______floor.
A．three; twoB．three; secondC．two; thirdD．second; three
B

試題分析：句意:我家有……層樓,我的臥室在……樓.結(jié)合語(yǔ)境可知前一空表示數(shù)量,故用基數(shù)詞,后一空表示順序,故用序數(shù)詞.結(jié)合語(yǔ)境可知選B.
點(diǎn)評(píng)：英語(yǔ)中數(shù)詞有基數(shù)詞與序數(shù)詞之分,基數(shù)詞表示物品的數(shù)目,編號(hào)等,序數(shù)詞表示物品的順序等,前面一般搭配定冠詞the使用.但是這些數(shù)詞又都有各自不同的語(yǔ)境的習(xí)慣用法,語(yǔ)意表達(dá)上有交叉,注意不能以漢語(yǔ)思維思考英語(yǔ)問(wèn)題.
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