since i bought a car,i spend less time on going to school这句话有问题吗?

since i bought a car,i spend less time on going to school这句话有问题吗? i just have bought a car.和i have just bought a car.两者意思相同吧 I _____ my mobile phone since five years ago.A.bought B.have bought C.had bought D.have had I have bought a car.() A.I have bought one B.I bought one C.So did I D.So have I I bought a used car和I buy a used car 区别在哪有人说因为有USED在。所以必须用过去式 bought I _____ the flat since four years ago A.have live B.have had C.bought D.have bought 下面选择题是选have had 还是have bought?I ( ) it since three years ago.A.had B.bought C.have had D.have bought my father bought a car last month ,but unluckily ,the price of petro i（ ） again? I bought a new car just now.用just怎么改写 I bought him a toy car for his birthday.划线部分提问 i have bought a new car already(for one month)改写句子 Many books on science ______ since I went to college .A.were bought B.have been bought 应选A还是BMany books on science ______ since I went to college .A.were bought B.have been bought C have bought D bought 应选哪个?若选B,则bought是非延 用正确的时态修改以下句子【英语】.（请看补充）1.She （was ）abroad since last January.2.They （have bought ）a new car last week.3.I （didn‘t see） their car yet.4.I’(ve received )this letter last month.5.They( were nev He bought a new car是什么时态 1.he has arrived in Wuxi for two days.2.I have borrowed the book for two weeks.3.My father has bought the car since 2000.4.His mother has fallen ill for two days.5.My brother has joined the Army since 1990.6.Our teather has left Jiangying for a month 1.he has arrived in Wuxi for two days.2.I have borrowed the book for two weeks.3.My father has bought the car since 2000.4.His mother has fallen ill for two days.5.My brother has joined the Army since 1990.6.Our teather has left Jiangying for a month you have a nice watch.thank you.i ( )it since i got married.A.had B.bought C.have had D.bought have just bought a car和 bought a car a short time ago