She has laidon the floor for 20 minutes. A B C D-英语

题目简介

She has laidon the floor for 20 minutes. A B C D-英语

题目详情

She has laidon the floor for 20 minutes.
A  B     C          D
题型:阅读理解难度:偏易来源:不详

答案

lie动词的变化是:lie --lay—lain。

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