过去完成时句式肯定 疑问 否定

你应该把前后语境给大家,幸亏我学过,我才知道这是新3L28的一个句子.ihaddisembarked是until引导的时间状语,当主句是过去时时,从句也应往前推一个时态,即一般现在变过去时,现完便过完

你提到的几种形式都可以,结合语境看吧.

wewenttoarockconcertlastnight

我们英语的小学老师还算负责,都是从五年级教过去式,三单,进行时.“人教新课标”初中会从头学起,初二才交将来时,完成时,比较级,最高级.情态动词到现在都没学完（我初一毕业）介词的搭配很难,初一,二,都是

it'sgoingtoraintomorrowit'snotgoingtoraintomorrowisitgoingtoraintomorrowyesitisnoitisn't

1I'mworkinginacompany.我现在在一家公司上班陈述句2ThisgiftisnottheonethatIwant.这个礼物不是我想要的陈述句否定形式3Isthisyourpurse?这

否定：Iamnotagirl.疑问：Areyouagirl?肯定：Iamagirl.再答：Youarewelcome

Myfatherusedtobeapoliceman.

Iwasadoctor.Iwasn'tadoctor.Wereyouadoctor?Whatwereyou?Hewashappy.Hewasn'thappy.Washehappy?Howwashe?T

肯定变否定：在动词的过去式前加助动词didn't,同时,动词过去式恢复原形.陈述变一般疑问：在句子的开头加助动词Did,同时,动词过去式恢复原形.

Ihavetenyuaninmypocketnow.Youaremybestfriend.Heismyteacher.Whereareyou?Areyouateacher?Doyouwanttogos

Thereareanybooksonthedesk?肯：Therearesomebooksonthedesk.否：Therearen'tanybooksonthedesk.一般疑问：Aretherea

一般现在时IreadenglisheverydayDoyoureadenglisheveryday?idon'treadenglisheverydaywhatdoyoureadeveryday?现在进

就是表式一件事的状态,对于现在来讲,你在过去就已经完成了的一种状态.所以事情发生在比你指定的过去,还要前.比如：yesterday,ShesaidshehadbeentoBeijingbefore.这

ThenewsthathediedmakesmesadWouldyouliketoseeafilmwithmetonight?Idon'tliketowatchTVseriesDoyouliketow

Aretheretwopotatoes?Yesthereare.Notherearen`t.希望回答对您有所帮助,请及时采纳,多谢!

肯定：主语+动词的过去式（除非规则外加ed）+句子其他成分；否定：主语+didn't+动词原形+句子其他成分疑问：Did+主语+动词原形+句子其他成分如果句子中有can,would,might,cou

肯定：主语+动词过去分词+宾语否定：主语+didn't+动词原形+宾语疑问：Did+主语+动词原形+宾语

Iamadoctor.I'mnotadoctor.Areyouadoctor?Whatareyou?/Whatdoyoudo?Heishappy.Heisn'thappy.Ishehappy?Howi

Theywereworkers.Theywerenotworkers.Weretheyworkers?Whatwerethey?Heranintheplayground.Hedidn'truninth