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题型：单选题题类：常考题难易度：普通

Only ________ of the students come to school by bus.

A、three fifth B、third fifths C、three fifths D、third fifth

举一反三

As we all know, water covers about ________ of the Earth.

of the students boys in our class.

去年，三分之二的水被这儿的人们污染了。

Two {#blank#}1{#/blank#}of water {#blank#}2{#/blank#} polluted by people here last year.

In our factory, three {#blank#}1{#/blank#} (four) of the workers are women.

—____ of the city ____ covered with parks and gardens.
—Wow, it's really a green city.

____of the teachers in the school is 300. ____of them are women teachers. the number of . 的

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