the dangerous building ------- now A .is being pulled B.is b

学习时间:2026-05-30 21:44:37 阅读：4309

the dangerous building _______ now A .is being pulled B.is been pulled down C.is pulling down D.was pulling down

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2026-05-30 21:44:37

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应该选择Bpull down the building 是拆除大楼的意思是人拆楼,所以楼是被拆。要用被动 be pulled down。因为句子中有now,所以要用现在进行时 being pulled down。