That question should have been asked a months ago,为什么不是had been?

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• 现在完成时练习题 一、单项选择 1.Li Hong has ________ the army for 2 years.A.joined B.be in C.been in D.joined in 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 already asked C.already have asked D.asked already 5.Those foreign friends left Guangzhou __________.A.since
• 选择中if you had listened to the doctor ,you -------all right now.答案是would be为什么不是would have been ,与过去的事实相反,从句中不应该用had +done形式吗?这又怎么解释与过去事实相反 主句 Should\would\could\might+have done（动词过去分词） 从句 Had+done(过去分词)用虚拟语气的知识解答.
• ---would you like to go with us,please?---yes,i_____A.will B.would C.do D.can 为什么是A不是B?2.He___you more help,even though he was very busy.A.may have given B.might have given 为什么是A?3.The money was soon spent,so he ___go hungry.A.must B.had to C.might D.should 为什么是B不是D?4.____I take this book out of the library?No,you had better notA.Can B.Need C.Must D.May 为什么是D不是A?5.He _____Beijing,for i saw him just now.A.can not have gone to B.can not have been to 为什么
• 1、Mr Ford still loves the young lady ____he met at the railway station ten years ago.A.where B.who C.when D.there为什么不选C呢?2、The book was written in 1946,_____the education system has witnessed great changesA.when B.during when C.since then D.since when为什么要加since?A不可以吗?3、They asked me to have a drink with them.I said it was 9 years since I ___ a good drink.A.enjoyed B.was enjoying C.had enjoyed D.had been enjoying 为什么选C不选A?第一题选项打错了，应该是：A、that B.where Cw
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• That question should have been asked a months ago,为什么不是had been?
• 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 already asked C.already have asked D.asked already 5.Those foreign friends left Guangzhou __________.A.since last week B.a week ago C.for a week D.since a week ago 6.I _____ at this school for two years alre
• That question should have been asked a months ago,为什么不是had been?
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• what a wond girl 不好意思!是这个what a wonderful girl
• it's surprising that he should have refused the offer.后面的should have refused the offer是虚拟语气吗?这里为什么要用这种句型?语法书上看到的例句，原句没错书上的翻译是：他竟然拒绝了那个提议，真令人惊讶