Tom has left Kunming .Shanghai. 横线处应加to还是for

Tom has left Kunming .Shanghai. 横线处应加to还是for leave He's just left on a visit to kunming.这里只能用left left to tom has been in the factory --- he left school.a.since b.as soon as Someone is knocking at the door.It be Tom because he Shanghai already.A.must; has left B.can't;has left Tom ____ for more than a week.A.has left B.has gone away C.went away D.has been away Tom has been studying the electronics since he left school two years ago 为啥用 has been studying给我再细讲讲 现在完成时 Tom has been studying the electronics since he left school two years ago 为什么用 has been studying给我再细讲讲 现在完成时 has been left与has left的区别 has left与 has been left的区别 has left 和 has been away from Tom has been in this company ___he left school. A. when B. since C. as soon as D. whether选C不行吗? Tom has been in the factory _____ he left school.A.when B.since C.as soon as D.whether请简略说明理由, May I borrow your pen?Sorry.I left _ at home.Please ask Tom.Maybe he has _.应填什么,为什么 After the fire,Tom left the small village where he--------for 10 years.A had been livingB has been livingCwould liveDwas living为什么答案选A Jerry is ___ Tom's left. tom has dinner at home. Tom has( )for three years Tom has some apple.提问