in this time还是at this time?

in this time还是at this time? 在这段时间用in this time 还是on this time 或at this time欲速则快 at this time 与 in this time 有什么区别? 是at day time还是in day time,是at night time还是in night time Mr.Cool’s Clothes Store is () sale this time of year.填 at还是of还是in还是on at present in the past at this time at that time at themoment时态 等等等等 at present in the past at this time at that time at themoment时态 等等等等 昨天的这个时候是this time yesterday还是at this time yesterday要不要at in the breakfast time还是at the breakfast time in the same time还是at the same time? at the university 怎么读是读the 还是 thi为什么? Mr.Wang___a newspaper in the office at this time yesterday. 在工作中是in working time还是on还是用at, 在早餐时间是用on breakfast time还是at breakfast time,还是in breakfast time? 是in the half-time 还是on the half-time 还是at 他和half time 是in the half-time 还是on the half-time还是at the half-time at this time 与at this point 两个英语小问题在这时,在那时是用in this time、in that time还是用at this time、at that time呀?American English is still widely spoken and taught here.这句话中,spoken和taught为什么用过去式呀,还是说是被动语态的