Has she visited China before?为什么用现在完成时?参观是一个动作,为什么不用一般过去时呢?还是要结合语境?

She has not visited Beijing.N___ has she. she has visited garden city.划线提问 划has visited garden city. she always keeps her chin Suzan has made quite ______friends since she came to Chin A、few B、a few C、little D、a little She's come form Chin.的答语 she has visited the aviaries and some more interesting places.否定句she ____ visited the ____ _____ _____ other interesting places. He has ever visited beijing she enjoyed visited her uncle Has she visited China before?为什么用现在完成时?参观是一个动作,为什么不用一般过去时呢?还是要结合语境? she____our shool with the supervisor just now,but at present she _____near the river.a.visited,visited b.is visiting,is visiting c.visted,is visiting d.has visited,is visiting 一道选择题could you tell me ____?A.where she's visited last summerB why she would leaveC when she has leftD.which one she has chosen宾语从句用陈述句语序,那么解释下ABC为何不选 She has visited many countries中为什么会有has老师问我为什么，我被难住了，俺不服输一定要查出原因！【握拳ing CHIN CHIN怎么样 She's visited China before 以上 She has had a letter from her mother .(改为同义句）Travelling by train will be cheaper.Travelling by train will be more interesting.(合并成一句） She has visited the Summer plalace.(改为一般疑问） Chin是什么意思 butt chin CHIN怎么样