2 my family(am,is,are的区分使用以及have和has的区分)
am/is/are being done was/were being done has/have been done
这是每个人都需要掌握的,还给大家做了一个表格现在完成时:have/has
写出同类词 所给单词适当形式填空 am is are have has#小学英语 #沪
主语 did;一般将来时:will do/;现在进行时:主语 am/is/are doing
Tips:Do Not Provide
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