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并且请你告诉我根据什么知识点来做的.

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/05/12 08:07:43
并且请你告诉我根据什么知识点来做的.
Some students did their homework late last night.(改为否定句)
Were they free last week?(改为近义句)
Some students did not do their homework late last night.
改为否定句就是把句子的动词改为否定形式,这句话的动词是did,它的否定形式是did not,然后再加一个do原形.
Were they not busy last week?
这句话把free改成not busy,是一样的意思,都表示空闲,不忙