all the morning the lady walked around the shops,(keeping)an eyes for bargains.为什么用ing?

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all the morning the lady walked around the shops,(keeping)an eyes for bargains.为什么用ing?

all the morning the lady walked around the shops,(keeping)an eyes for bargains.为什么用ing?
all the morning the lady walked around the shops,(keeping)an eyes for bargains.为什么用ing?

all the morning the lady walked around the shops,(keeping)an eyes for bargains.为什么用ing?
伴随状语,此句的谓语动词是walked,而一句话不能有两个谓语.所以后面的是状语.ing形式表伴随:同时做两件事.

因为keeping前有一个逗号,keeping在这做主语,keep是动词…
当动词做主语时要用动名词形式!因此用keeping

伴随状语。。。。。的同时在干。。。。

前面的all the morning the lady walked around the shops是一个完整的句型,所有后面的keeping an eyes for bargains是做状语,keep与主语the lady是主动关系,即the lady keeps an eyes for bargains.所以用ing的形式。如果是被动则用过去分词的形式。讨价还价这种是一般都是人发出来的。而不...

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前面的all the morning the lady walked around the shops是一个完整的句型,所有后面的keeping an eyes for bargains是做状语,keep与主语the lady是主动关系,即the lady keeps an eyes for bargains.所以用ing的形式。如果是被动则用过去分词的形式。讨价还价这种是一般都是人发出来的。而不是这个妇女被讨价还价。

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