China recently tightened its waters controls near the Huangyan Island to prevent Chinesefishing boats from ______in the South China Sea.A.attacking B.having attacked C.being attacked D.having been attacked为什么选C?
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China recently tightened its waters controls near the Huangyan Island to prevent Chinesefishing boats from ______in the South China Sea.A.attacking B.having attacked C.being attacked D.having been attacked为什么选C?
China recently tightened its waters controls near the Huangyan Island to prevent Chinesefishing boats from ______in the South China Sea.A.attacking B.having attacked C.being attacked D.having been attacked为什么选C?
China recently tightened its waters controls near the Huangyan Island to prevent Chinesefishing boats from ______in the South China Sea.A.attacking B.having attacked C.being attacked D.having been attacked为什么选C?
只看句中prevent...from...(保护……免受……伤害),这里是说保护中国渔船以免在中国南海收到袭击,谓语动词attack的主语是渔船,所以用被动.收到袭击这件事还未发生,故不能选D.综上,选C.
已经说了,用被动,B选项是主动语态
这里from引导的状语是修饰boat的,boat和attack的关系是被动的,被袭击。所以用be+动词完成式。
prevent的用法是prevent…from doing,而这里的意思是防止中国渔船以免被袭击,所以用被动语态,被动语态是be+动词过去分词,这里是doing,所以是being attacked