精选优质文档-倾情为你奉上1. - Oh, dear. I forgot the air tickets- You _ something. A. have left B. are always leaving C. are leaving D. always left2. - I _ so busily recently that I _ no time to help you with your math.- Thats OK. I can manage it by myself. A. have been working; have B. have worked; hadC. am working; will have D. had been working; had had3. Remember to send me a photo of us next time you _ to me.A. are writing B. w
