we worked day and night,（ensuring） that the work will be done in time.选项有A.to ensure B.ensure C.ensuring D.ensured 答案是选择C 我自己分析不出是为什么了时态怎么这么乱呢?

I can never forget the day… we worked together and the day…we spent together的意思 we _______ on our profect day and night in the past two weeks. 为什么是have worked 英语从句which和 that的区别?比如下例这句：I can never forget the day ,when we worked together and the day which we spent together,这里的which为什么不能用that? We worked all day,_______ we didn't finish it.A or B also C but Mr.White and his wife worked on a farm in America.……阅读理解Mr.White and his wife worked on a farm in America.They worked very hard .One day Mr.White said to his wife,“ Dear ,Let’s go to New York next Sunday.We can have a good time there Shifts Worked per Day I can never forget the day when we worked togetherand the day we spent together.为什么要填which 表目的：He worked day and night for getting the money./He worked day and night to get the money.这两都有何区别? I can never forget the day in which we worked together,此句正确吗?RT 首字母填词Jack lives in the village b_____ the mountain.We can't w______ to know the date of the sports meeting.Mr.Brown worked in the field in such a hot day and he was w________ all over. 定语从句 关系副词的问题 英语达人帮忙举个例子 i never forget the day 横线 we worked together and the day 横线 we spenttogether有 when,which which,when what,that on which,where先行词都是 the day during the day we work and in order to finish (the) work in time ,they worked ( ) day and( )night.这么填对吗 Jackie stuied and worked 19 hours a day的同义句 英语翻译Where have you been,Xiaoyan?I have been to Paris.I got back about 5 days ago.That sounds nice.What did you do?Well,we were there on business.We worked every day except one.On that day I had a trip on the river and visited the Louvre.It is 求大神做下高一英语选择十五题,急26.I have boughtsuch a watch _______ was advertised on TV.A.that B.which C.as D.it27.I can neverforget the day _______ we worked together and the day ______ we spent together.A.when; which B.which; when C I can never forget the day ____ we worked together and the day ____ we spent together.哪个地方填“when”,哪个地方填“which”?为什么？详解其中的结构，以至于让我这个愚笨之人能更加明白。盛教，鄙人感激涕 Mr.Jones and Mr.Brown worked in the same office.One day Mr.Jones said to Mr.Brown,We are going to have a small party at our house next Wednesday evening.Would you and your wife like to join us on that day?Mr.Brown said,Thank you very much.It is ve