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问题 choose from与choose有什么区别

There are five pairs ____, but I’m at a loss which to buy.A. to be chosen     B. to choose fromC. to choose           D. for choosingto choose from  与t o choose 有什么区别, 主动被动有何区别？

问题 关于in+一段时间用法

...back our exam papers ?""They will be returned (  )."A. for a week alsoB. in a week or lessC. within one week or soD. within a week or less.答案是B.我想知道C和D为什么不可以呢？麻烦老师详解！ 非常感谢！

问题 It is rare that...还是It is rarely that...

It is ______ that he asks others for help.A. rare   B. rarely 请教专家如何选? 谢谢您!

问题 定语从句的从句谓语动词性数是否需要和先行词一致

例句：I am an exchange student who goes abroad for further education.此句里，who后面应该是go还是goes。这里的an exchange student难道指代的不是I吗？既然指代的是I，是不是就应该对应第一人称单数。

问题 there being和there to be做主语的区别

根据之前的帖子，有老师提到：“当作主语时，一般是there being结构，当句式中有for时，一般用there to be”。我想求教的问题是：做主语时，什么时候用there being，什么时候用there to be?

问题 that用法疑问

...n vacation. Use another local address, such as an office, to tag your bags for your return trip.句中that是连词吗，如果是连词，是引导原因状语从句吗？

问题 would you mind if ... 这结构只能用过去时态吗

Would you mind if ...请问这个结构只能用过去时态吗？它是表虚拟语气吗?  如果只是表达委婉语气,可以接一般时态吗?比如：Would you mind if you leave me alone for a while?

问题 关于不定式复合结构的疑问

...个sb,然后句子变成主谓宾宾补？比如为什么不能说I want for you to answer this question(主谓宾结构)而是I want you to answer this question?(主谓宾宾补结构)

问题 回答时用现在完成时还是一般现在时

（1）-What gift do you plan to give your mother for her birthday? -Oh I have forgotten all about it.（2）-Can you pour me some tea please Jenny ? -Are you sure? I thought you preferred coffee.回答时到底使用，现在完成时还是一般现在时，有何区别？

问题 if连接一般现在时和现在完成时的句法分析

I am sorry if I have upset your plan for this noon.该句主句是一般现在时，从句是现在完成时，可是我查了if的用法，没有这两种时态的连接呀，怎么回事呢？

问题 不定式做定语和状语区分

I spare no effort to persuade him to go abroad for further study.曹老师我想请教您一下，这里的不定式可否看作是定语，表同位关系的定语。effort 的内容是说服他出国学习。同位关系的定语这个同位关系，到底如何界定，平时在分析的时候，...

问题 这里为什么用不定式and to be made，而不是现在分词and having been made 呢？

... anything so mad.""She can do as she chooses," said Strickland. "She's not forced to come.""My choice is made," she said, in a dull voice.Strickland's injurious calm robbed Stroeve of the rest of his self-control. Blind rage seized him, and without knowing what he was doing he flung himself on Stric...

文章 高中英语新课标词汇-教学参考资料-senior high school

...双解》第七版对 senior high school 的解释：(in the US) a school for young people between the ages of 14 and 18 (美国)高中（供14至18岁的年轻人就读的学校）(3)《朗文当代高级英语辞典》对 senior high school 的解释：high school 高级中学(4)《美国传统英...

问题 时态问题

...：--What do you do?           --She works for an engineering company.work是延续性动词表事件，这里的一般体，事件并没有结束吧？再例如：How hard it snows! 雪下得真大！work是延续性动词表事件，这里的一般体，事件并没...

问题 时态问题

...：--What do you do?           --She works for an engineering company.work是延续性动词表事件，这里的一般体，事件并没有结束吧？再例如：How hard it snows! 雪下得真大！work是延续性动词表事件，这里的一般体，事件并没...