将下列句子改成疑问句和否定句 He has done his homework.Their teacher has been to beijing.
还有：They have just finished the work.
You have already seen the film.
Mr.li has been here for two weeks.
Xiao li and xiao wang have had lunch.
人气：434 ℃ 时间：2019-08-21 20:46:25
解答
has he done his homework?he has not done his homework.has their teacher been to beijing?their teacher has not been to Beijing.have they just finished the work.they have not just finished the workhave ...
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