it might have been prevented had he received the care.中had是个什么结构啊,

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• it might have been prevented had he received the care.中had是个什么结构啊,
• 1.Many a man and many a woman ___that he or she had had beter education.A.wish B.has wished C.do wish D.have wished 2.Neither of the young men who had tried to get the job in the company____.A.has been accepted B.have been accepted C.was accepted D.were accepted1题应该选B 2题应选C 我搞不懂的是1中的从句是过去完成时嘛,但是has wished又是个现在完成时,而2题had tried是过去完成时,为什么要选C的一般过去时而不是A的现在完成时呢?
• In her lawyer_ here last Sunday,he _ her from going.A.had been,would have preventedB.had been,would preventC.were,would preventD,were,would have prevented求解为什么选A,顺便帮忙翻译下哈,觉得句子有点奇怪不晓得怎么理解我查查有没打错喔= =||在批量处理不懂的问题,严重疲劳中是if
• 虚拟语气if 大多数的虚拟条件句属于上面三种情况的一种,但并不排除存在条件和后果中,一个和现在情况相反,另一个和过去情况相反,例如：If you had followed what the doctor said,you would not have been so painful now例句该怎么详细分析 我觉得主从句都是过去时的虚拟语气啊?虚拟现在时表示与现在事实相反的假设，其if 从句的谓语形式用动词的过去式(be 一般用were)，主句用would/ should/ could/ might +动词原形you would not have been so painful now 是对现在的虚拟 那为什么要用have been 不应用be吗
• 被动语态和非谓语动词分析...直接跪求高手前来分析分析!1.Air needs____in the workshop a certain number of times every hourA.to change B being changed C changing D be changed我觉得是B 才对吧,被换嘛.应该是有被动的才对的啊.求分析,顺便求个翻译,2..____that Easton had got promoted,his friends came to congratulate him on that A.Having been heard B Being heardC To have heard D Having heard有先后顺序,先于谓语之前（congratulate him on）发生的动作,表示先听到,后祝贺应该用完成式 D 不知道我这样分析中不?但是为什么不能是被听到呢?求分析,再有我感觉这个C 好象也对.麻烦大家了这么多问题,呵呵~,
• 为什么这句话中有两个动词?1.He has written a letter.2.He had written a letter when I came.这里3.He will have written a letter before I come.4.He had been writing a letter for hours by the time I came.以上4句话中有HAVE的现在式 过去式 过去分词 都由have变化而来 如果说第一句中的动词是has?那么第二\三\四句中不就有has和came两个动词了么?如果说has不是动词,那么第一句中的动词是什么?并且第四句中有been和came两个动词 郁闷了!
• He has has been in Green China for 2 years.句中为什么有两个“has”?这是试卷上的一道题我知道has had的意思，是have/has+动词过去分词（也就是had）那么has has呢？是什么成分？还是说has been in是一个结构？
• 一道情态动词＋虚拟语气的题He___you more help,even though he was very busy.A.might have givenB.might giveC.may have givenD.may give这两个分句,那个分句用了虚拟语气?从句是对什么时间的虚拟（过去还是现在）?如果从句是对现在的虚拟,为什么用was,不用were?如果从句是对过去的虚拟,为什么用was,不用had been?希望会的朋友给我讲讲,
• 英语翻译They said it might have been prevented had he received the dental care he needed.如何翻译啊?听力书上的原话.This year it's all about touch,we have touch computers based on Windows 8 running the Intel processors,【 but even more exciting than just touch,is the ultra-book convertible】他说,“今年的主题就是触摸屏,我们也推出了基于Windows 8并运行Intel处理器的触摸屏电脑.和一般的触摸屏电脑相比更令人兴奋的是,超级本（ultra-book）可以转换.括号里面的句型是什么?如何分析句子的语法?
• 某商场举行“十一”优惠销售活动,采取“满100元送20元,并且连环赠送”,即顾客每花钱满100元（100元可以
• 都是木字旁的词语