in a while在这里是什么意思?He is the worst customer i have had in a while

in a while在这里是什么意思?He is the worst customer i have had in a while in a while是什么意思 帮忙看看一道选择题~~She thought I was talking about her daughter,_____,in fact,I was talking about my daughter.A whomB whereC which D while这里选D,可while在这里是什么意思?什么用法?为什么which不对? Mary meets Betty while doing shopping in a supermarket,中的 while是什么意思,在句子中解释为什么? 在while语句循环中while(a-->0)是什么意思 please drink tea while you are waiting.请问while在这里是什么意思?怎么翻译? use a cell phone while you are driving while在这里什么意思 once in a while in a little while Better quit while you're ahead这里的while是什么意思 she is always well___.Today she ___herself in a while shirt.A dressed, wears B dressed,has dressed 答案是B,请问这里wears用法错误在哪里. it was shown in china quite a while back i still remember the plot clearlyback 在这里是什么用法和解释 英语情态语气选择疑问—I stayed at a hotel while in New York.—Oh?Did you You______with Barbara.A.could have stayed B.could stay C.would stay D.must have stayed could have done在这里是什么意思,为什么不选D?I______have been more see sb in a while Once In A While 歌词 in a while 等于什么 In A Little While 歌词 physical address while in tanzania是什么意思