Setting fires to public buildings - highly dangerous and punishable by law all over the wo
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Setting fires to public buildings - highly dangerous and punishable by law all over the world.
A.is
B.are
C.have been
D.were
请帮忙给出正确答案和分析,谢谢!
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正确答案:A
本题考查主谓一致,主语是动名词短语settingfirestopublicbuildings,所以谓语应该用单数。题意为,在世界各国,对公共建筑纵火都是十分危险而且应依法惩处的行为。
