he left here two hours ago我们老师给的答案是he has been away from here two hours ago请问这样做的依据的语法是什么

he left here two years ago.句型转换--------two years -----he left here. 1.he left here two years ago.句型转换--------two years -----he left here.2.2.What about going to the park ----- ------go to the park?每空一词 用SINCE或FOR填空 ( )3hours ( )two hours ago ( )we were young ( )he left here Is Mark here?No,he( )for Beijing two days ago.请选择 A left Bleaved C has left Dleaving帮我! 并说明理由 he left here two hours ago我们老师给的答案是he has been away from here two hours ago请问这样做的依据的语法是什么 英语 句型转换 Ten years has passed since he left here.---- ---- ten years ---- he left here he came here two hours before 改错 He _____(arrive) here two minutes ago. he has been here since he left college.对since he left college提问 （）（）has he been here 在现在完成时态 since 引导的句子中,主句的谓语动词必须用持续动词吗?He has left here since two years ago.He has been away since two years ago.是两个都对,还是有错? he came here two years ago(同义句）he __ __ here for two years He has been here for two weeks改同义句He has been here ( )two weeks( ) She left here two weeks ago.She ___ ____ ___ for two weeks. Mr.Zhang left here two weeks ago.Mr,Zhang ___ ___ ___ for two weeks. He said he ___(stay)here for another two days. Do you think when he left here 有什么语病 He has left Beijing since two days ago改错 He has left Beijing since two days ago.改错急