when放在句中和句首的区别还有while放在句首和句中的区别.如when the doctor came in we were talking和the doctor came in when we were talking有什么区别？

when放在句中和句首的区别还有while放在句首和句中的区别.如when the doctor came in we were talking和the doctor came in when we were talking有什么区别？ already是放在句中和句尾有什么区别?、 When doing与while doing有何本质上的区别?When reading可否放在句首? do和to do放在句首的区别还有doing after,Before,When个别摆在句中和句首的差异?想请问after,Before,When分别摆在句首和句中的意思会不同吗?这是我看见的例句：1.在我打过电话之后,我把它放回去.摆句首：After I called you,I put it back.摆 making与to make 放在句首的区别 althongh as long as while之间的区别哪些可以放在句中或句首 ,哪些只能放在句中 after all放在句首还是句尾的? below放在句首的倒装句 放在句首的simply put 放在句首的动词有哪些形态?怎么区别? 什么句型主语不放在句首?主语一般情况下都是放在句首的,那么什么句型主语不放在句首呢?我只知道的有倒装句,还有哪些句型呢? 用hardly……when……和nosooner……than在句中和句首的形式翻译以下句子需翻译的句子为：我们刚到乡下,天就开始下雨了. as 的用法1、as引导的定语从句可放在句首、句中和句尾,which引导的定语从句只能放在句尾.As we all know,the earth is round.David,as you know,is a photograopher.戴维是个摄影师,你是知道的.(不可用which) Li Min 关于 as which 非限制性定语从句1、as引导的定语从句可放在句首、句中和句尾,which引导的定语从句只能放在句尾. 　As we all know, the earth is round.David, as you know, is a photograopher. 戴维是个摄影师,你 after all 放在句首和句尾意思一样吗?They're my friends,after all.他们毕竟是我朋友.这句里的after all是毕竟的意思我看词典里after all还有一种解释为尽管;虽然.放在句首的.怎么区别? when引导的时间状语从句,when在句首和句中有什么区别?when后面的一定是从句吗? on a daily basis和everyday的区别?都可以放在句首或句尾表示每天的意思.但有什么区别呢?