青海省旅:请帮助我把过去时,完成时的句型写出来,并举例!
来源:百度文库 编辑:查人人中国名人网 时间:2024/07/07 11:02:32
过去时:sb did sth
例:I did my homework yesterday evening.
完成时:sb have done sth
例:I have finished my homework.
过去时:sb did sth
例:I did my homework yesterday evening.
完成时:sb have done sth
例:I have finished my homework.