英语选择题时常见到for three years,for four years,那什么情况用现在完成时,什么情况用一般过去时?

英语选择题时常见到for three years,for four years,那什么情况用现在完成时,什么情况用一般过去时? 2011年高考英语江西选择题She showed the visitors arouned the muesum ,the consturction for which had taken more then three years.为什么一定是for which? 一道英语选择题：We friends since three years ago. 一道英语选择题：Mrs Green has three daughters,______she loves them very much.A.but B.for C.and D.with要说明原因哦！ 英语选择题 here are many small presents.three of them are for you .the rest --- a. belong to Tomb. belongs to Tom 一道英语选择题：There was nothing in the room but a ____ chair.A.three-leggedB.three leggedC.three-legsD.three legs 一道高一的英语选择题Karl,Rose and I went to see a film,but were not bale to get tickets for————A.we three B.we all C.three of us D.the three of us 答案为什么是D 请教一道英语选择题（灌水,抄袭勿入,—I think 20 dollars for it is OK.—No,I’d gladly pay _____ for it.A.twice as much B.three times of what C.the price twice D.as much three times 初中英语现在完成时选择题：（请解释原因） He____Luzhou for three month初中英语现在完成时选择题：（请解释原因）He____Luzhou for three months.A.has left B.has come to C.has gone toD.has been away from 英语单项选择题,英语好的帮个忙!I want to rent a room ( ) 150yuan ( ),for three months.A.with ,per B.for per C.with ,one D.for ,we Drawing pictures ( ) my mother ’s favorite.A.is B.are C.do D.doesThere are many people ( ) there.A.to sta 英语选择题英语选择题英语选择题 见到英语怎么说 见到用英语怎么说 英语 选择题 英语,选择题 英语,选择题. three cheers for study for three