精选优质文档-倾情为你奉上Unit 10 I ve had this bike for three years.1. Ive had the bike _ three years. A. for B. sinceC. inD. duringfor +一段时间 表示动作持续一段时间,用于现在完成时选A2. Ive had the toy bear _ I was a baby.A. for B. sinceC. whileD. whensince+从句(一般过去时),主句用现在完成时since+ 过去时间点 从句(一般过去时)一段时间+ago,主句用现在完成时选B3. _ have you been in the sports club? Since the first month I came to the school. A. How old B. How long C. How much D.