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1She regretted____to he party A having not been invited B no

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1She regretted____to he party A having not been invited B not having been invited C not having be i
1She regretted____to he party A having not been invited B not having been invited C not having be invited D not to be invited 为什么选B
2 he offered us a lift when he was leaving the office ,but our work___,we declined his offer.A was not finished B not having been invited C not being finished D wouldn"t be finished为什么选A
1、这是固定用法,动词加have done的否定时not必须放在have前面.
2、这里只是对过去的一般陈述,所以用的是过去式,而且工作是被完成的,所以用被动语态.
再问: 第二题 为什么不选C 错在哪?
再答: c的话就没有谓语了,你看一下句子,be动词要随时间而改变形态才能成为谓语动词。