又是英语单选Since I broke my leg,my telephone hasn’t stopped ringi
又是英语单选 Since I broke my leg,my telephone hasn’t stopped ringing.My friends _____ to find out if the injury was serious.x05 A.were trying x05B.had tried x05C.have tried D.are trying 为什么选A?不是有个关键词since吗?我选了C