Since the boy had already passed it,he_the exam again.为什么用didn't need to take

Since the boy had already passed it,he_the exam again.为什么用didn't need to take The boy had a rest and did his homework after he got home.这句话中的after能用since吗? Since he was only a little boy,the policeman had to let him leave_____A unpunished B being punished C unpunishing D having been unpunished 为什么不能用D? The boy -------(live) in Nanjing since he left school. __ he was a boy,Pele had a dream.为什么填Ever since 能填 while 有什么区别?如果填 ever since是否应该改成 Ever since he was a boy,Pele had had a dream.为什么? I ___li lei since he was a little boy A had konwn B have known I haven't seen the boy since 1999 改为一般疑问句 ____ _____ _____the boy since 1999 He had the boy ---- ( clean) the floor .适当形式填空 __he was a boy,Pele had a dream. 为什么填Ever since 不能填 while ?为什么?若填ever since,为什么不写成Ever sice he was a boy,he had had a dream.为什么? _he was a boy,Pele had a dream. 答案是Ever since 为什么不是 while ?为什么?若填ever since,为什么不写成Ever sice he was a boy,he had had a dream.为什么? why didn't you help the litter boy?oh,sorry.he had struggleed to his feet_____i ran over.a.be...why didn't you help the litter boy?oh,sorry.he had struggleed to his feet_____i ran over.a.before b.after c.until d.since选什么?为什么?谢 下题选那一个,并说明理由The boy actce ----he had never lived in Canada before A as though B even if C as D since 选那一个,并说明理由 2.We have been friends since ______.A.children B.five years C.five years ago D.five years before 3.Mike ___________ the story for a month.A.Has bought B.Has had C.had had D.has borrowed 4.You ______ that question three times.A.already asked B.have al she hsd put s lot of weight since she got out of the hospit al The boy had a great time at Water W_______. The boy had a strange illness,which u_____ his parentsRT, Many a boy and many a girl___it since thenA have seenB has seenC has been seeing D had seen 英语翻译If you meet Walked Ciorobea,a 2-year-old boy from Florida,the first thing he'll ask you is what kind of car you drive.The little boy has had a passion for cars,ever since the day his father brought home a toy car for Walker to play with.F