Whentheteacherscamein,theworkersp

发布时间：2020-07-27 05:47:42

When the teachers came in, the workers pretended ________ hard at their machines．A.to readB.to be readC.readingD.to be reading

网友回答

D解析pretend to do sth．“假装干某事”的意思。pretend to be doing是“假装正在干某事”。
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