____to wait for hours,she brought along a book to read.________ to wait for hours,she brought along a book to read.A.Expected B.To expect C.Expects D.Expecting讲一下bc为什么不选?

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____to wait for hours,she brought along a book to read.________ to wait for hours,she brought along a book to read.A.Expected B.To expect C.Expects D.Expecting讲一下bc为什么不选?

____to wait for hours,she brought along a book to read.________ to wait for hours,she brought along a book to read.A.Expected B.To expect C.Expects D.Expecting讲一下bc为什么不选?
____to wait for hours,she brought along a book to read.
________ to wait for hours,she brought along a book to read.
A.Expected
B.To expect
C.Expects
D.Expecting
讲一下bc为什么不选?

____to wait for hours,she brought along a book to read.________ to wait for hours,she brought along a book to read.A.Expected B.To expect C.Expects D.Expecting讲一下bc为什么不选?
这是一个以现在分词作状语的句子,Expecting to wait for hours,she brought along a book to read.相当于As she expected to wait for hours,she brought along a book to read.
B. To expect 是动词不定式,相当于in order to expect...而动词不定式位于句首是表目的的,此处不符合句意; C. Expects 是expect 的谓语形式,但此处无连词和主语,动词不能用谓语形式.
欢迎提问,乐意解答;愿你满意, 望你采纳.

大意: 因为知道要等几个小时,所以她带了一本书来读
这里需要现在分词做状语,放在句首引导这个句子,这里选择D
B to do 不定式是表示目的的,这里不是
C 三单不能在这里放在句首

这道题最佳答案是A Expected 这是过去分词 作状语 与主语是被动关系
也就是 原句型是expect sb to do sth 变成 被动形式 就是 sb be expected to do sth
句子意思 预计他要等 几个小时 ,所以。。。。。
如果选D 意思是 他想等 几个小时 ,所以。。。。。
bc为什么不选 因为 前者是 目的状语 与句子意思不符...

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这道题最佳答案是A Expected 这是过去分词 作状语 与主语是被动关系
也就是 原句型是expect sb to do sth 变成 被动形式 就是 sb be expected to do sth
句子意思 预计他要等 几个小时 ,所以。。。。。
如果选D 意思是 他想等 几个小时 ,所以。。。。。
bc为什么不选 因为 前者是 目的状语 与句子意思不符 后者是谓语动词 缺主语 并且逗号后 缺并列连词so

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