现在完成时beforeHe lived there before he moved/come here.这句话before后面是不是现在完成时态（因为填moved或come都可以）.请说明理由

现在完成时beforeHe lived there before he moved/come here.这句话before后面是不是现在完成时态（因为填moved或come都可以）.请说明理由 acted ( )he had never lived in England beforehe acted ( )he had never lived in England beforea)as though b)likec)asd)even if He has lived here since 1992为什么是现在完成时而不是现在完成时进行时 现在完成时的小问题能不能He lived in Guangzhou for ten years.如果能请帮我改写成现在完成时 I've lived here for two years.这句话是什么时态.是一般过去时,还是现在完成时. Li Wei lived here in 2000.(改为现在完成时）Li Wei ()() here since 2000. liwei lived there in 2000 改为现在完成时liwei here since 2000 现在完成时, 现在完成时! 现在完成时的问题He has lived in Guangzhou ten years ago.这句话通不通?应该怎样改写成现在完成时他十年前住在广州怎么表达 现在完成时 for后是接 more than 还是at least?i have lived here for more than twenty years. 一般过去时还是现在完成时He()in London for two years and then went to Edinburgh.请问这题空格处是填lived还是has lived?我也对这道题有疑问，可答案是Lived！ Rose moved to Beijing in 2002.She has lived here for nine years为什么是has lived 不是lived啊,for nine years不是具体的时间吗,具体的时间不是用一般过去式不用现在完成时吗? Simon has lived there when he was five对吗可不可以是；Simon has lived there when he was five或者Simon has lived there since he was fivewhen可不可以用于现在完成时 单选：my uncle ( )in taiwan for 20years .now he has settled down in mainland.a.has lived b.had lived c.lived d.was living为什么要选c而不是d,现在完成时的过去不是过去完成时么? 现在完成时的提问对现在完成时的特殊提问,用哪些提问词?如：We have lived in that apartment building since 1990.对“since 1990 的提问,用哪个疑问词?对现在完成时时间的提问用哪些疑问词? The Greens have lived here since 2000为什么要用现在完成时而不用顺便说一下现在完成时和现在完成进行时分别用于什么情况下以及他们的区别 The prince and princess lived a happy life since then不明白了 为什么这里用一般过去式?since可以不用现在完成时吗?求大神讲解 谢谢