把英语句子改成现在完成时
问题描述:
把英语句子改成现在完成时
i do my homework
he is sieeping in the bedroom
she has her lunch
tom saw the film
what is he doing?
帮忙改成现在完成时
顺便教一下怎么改
答
1.I have done my homework.2.He has slept in the bedroom.3.She has had her lunch.4.Tom has seen the film.5.What has he done?现在完成时有has / have +过去分词构成问句把助动词提前+主语+过去分词...