If she had not had an alarm clock,she would have missedthe train.（事实：她有闹钟.）两个HAD 在这里的意义分别是什么 去掉第一个可以么第一个是虚拟语气HAD 还是?THANKS

She did not act as if she had not.She did not pretend she had not seen him.She did not act as if she had not.She did not act as if she had not. the woman might have died,_____by the policman.A.if she were not saved Bwere she not saved C.if she had not saved D.had she not been saved.市质检题目,求教 （新概念英语）（ ）her rudder,there is no doubt she would have won.A:That if she had not lost B:Not having lost C:Were she not to lose D:Had she not lost （ ） in such a hurry ,she'd not have left wallet behind .A:were she notB:had she been C:if she had beenD:if she hadn't been为什么选 D .虚拟语气那儿的问题. She walked into the lobby,rubbing her face,trying not to look suspicious.If only she （ ）a mirror with her!However,her face would betray her.A.have B.would C.would have had D.had had she had a sunny 英语试卷中关于虚拟语气的选择题If she----,she-----that food.Luckily,she was sent to hospital immediately.a.had been warned,would not have taken b.was warned,would not takec.would be warned,had not taked.would had been warned,had not tak If Jim had not been badly hurt in a car accident ( ) in last month's marathon.A.she would participateB.she participatedC.she would have participatedD.she had participated我语法不太懂 请讲讲until和not until的用法,并英翻中一句.It was not until long afterwards that she wondered if she had made a mistake. If there had not been 改成 had not there been 是had not there been 还是had there not been? IF a sentence had had had had had had had,it would be correct. 这句话的意思 even if l had known her adress ,l ()time to write to her a.can not have had b.will not have had c.must not have had d.might not have had详解 Linda was not satisfied.She had bought a sweater from a chain store and when she had washed it,the not until ____ she wondered if she had made a mistake.a.Not until long afterwards thatb.Not long until afterwardsc.It was not until long afterwards thatd.It was long afterwards until Mary is ill today.If she _____,she _____ absent from school.A.were not ill,wouldn't beB.had been ill,wouldn't have beenC.had been ill,should have beenD.hadn't been ill,could be 高中选择一小题—If she ( ), the little ( )that medicine.—Luckily she was sent to the hospital immediately.a.was warned,would not takeb.had been warned , would not have takec.would be warned, had not takend.would have been warned,had not tak 英语翻译she had not enjoyed for years. she speaks as if she ---on the spot A were B had been