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16OG-SC的第十六题:Rising inventories, when unaccompanied correspondingly by increases in sales, can lead to production cutbacks that would hamper economic growth.
(A) when unaccompanied correspondingly by increases in sales, can lead
(B) when not accompanied by corresponding increases in sales, possibly
leads
(C) when they were unaccompanied by corresponding sales increases, can
lead
(D) if not accompanied by correspondingly increased sales, possibly leads
(E) if not accompanied by corresponding increases in sales, can lead
正确答案是E
问题:1. 怎么判断主语, 是rising inventories---动名词短语作主语,谓语是单数;还是主语是inventories,被rising修饰,谓语是复数?
2. 我一开始选了C,因为觉得when后面应该接clause,而且他都没是clause只有C是主谓齐全的;请问为什么when这里后面可以不接clause???做介词吗?
求各路大神指教,灰常感谢~
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