hadn’t seen Granny for half a year and missed her very much.为什么用 hadn’t 有for 不是haven‘t吗?

hadn’t seen Granny for half a year and missed her very much.为什么用 hadn’t 有for 不是haven‘t吗? we -----seen each other since i finished middle school,用haven't还是hadn‘t We___each other since he left here.A.didn`t see B.hadn`t seen C.haven`t seen D.had seen Nice to see you .I ___you for a long time I___in beijing.I've just come backA hadn't seen,am B haven't seen ,was C didn't see,will be D hadn't seen,was I _____ Mary in the street yesterday,we ____each other since i left school.A.met；didn’t see.B.had met；hadn’t seen.C.met；haven’t seen D.met ;hadn't seen. I saw Li Lei yesterday.We hadn't seen each other __I left Beijing. 翻译I hadn't seen him for years,but i recognized his voice on the telephone. 我遇见了一些好久没碰面的朋友.i met some friends i hadn't seen for ages.为什么用hadn't seen.而不用haven't seen. 改错My friend didn't see me for many years when i met him last week.能改成hadn't seen 么从句不是过去式么 前面不应该用hadn't么答案是改成haven't seen 现在完成时否定I haven't seen it从来没有看见它I hadn't noticed 怎么一个个have 一个用had haven't hadn't I （）Mary in the street yesterday,we （）each other since I left school.【答后给分】.A.met；didn’t see.B.had met；hadn’t seen.C.met；hadn’t seen.回答并附上原因. 现在完成时还是过去完成时?I happened to meet him in the street yesterday.We ____ each other for a long time.(haven't seen or hadn't seen) 选择题I [ ]jenny for three years,she changed a lotA.have seen B.haven't seenC.an seeing D.hadn't seen选择并说明 I was so happy to see John again last Sunday.We___each other for more than two years.为什么填hadn't seen 而不填 haven't seen? I can tell you nothing about Mary because we ( ) each other for agesA.did see B.saw C.hadn't seen D.haven't seen就选哪项? i saw kelvin in the lift this morning.really?he( )arround here for a long timeA hasn't been seen D hadn't been seen Have you seen the notice “No smoking here!” —Sorry,I _______ it.A.don’t see B.haven’t seen C.didn’t see D.hadn’t seen