【—之分數(shù)表達】關于分數(shù)表達的語法講解,同學們認真學習下面的內容。
分數(shù)表達:
二分之一: half a / an 或a half. 如:
half an hour = a half hour半小時 It’s half past seven.(省略冠詞)
以下情況中,分子(基數(shù)詞)若超過一,分母(序數(shù)詞)需加s:
三分之一: a / one third 三分之二: two thirds
四分之一: a / one fourth 或a / one quarter
四分之三: three fourths或three quarters.
五分之一: a / one fifth 五分之二: two fifths 其它類推。
若分數(shù)所在of短語作主語,謂語依of后的名詞而定:
A third of the boys have passed the test. A third of the work has been over.
Two fifths of the students are on time. Two fifths of the 初二 land is polluted.
(of后是可數(shù)名詞復數(shù)時,謂語用復數(shù);of后是不可數(shù)名詞時,謂語用單數(shù)。)
相信通過上面對分數(shù)表達語法的講解學習,同學們對此語法能很好的運用,希望同學們在考試中取得優(yōu)異成績。
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