Thesignreads“Incaseof__________fi

发布时间:2020-07-12 11:42:29

The sign reads “In case of __________ fire,break the glass and push _________ red button.”A.不填;aB.不填;theC.the;theD.a;a

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B解析该题中的fire作“火灾”解,表示泛指,其前不带冠词,第一空不填冠词;button为可数名词,受red修饰,特指红色的按钮,其前须用定冠词,第二空应填定冠词the,
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