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问题 when+过去分词

Sleep-producing drug should never be taken except when suggested by a doctor.请问老师：when suggested by a doctor是一个时间状语从句做介词的宾语吗？

问题 where,when的分类

...关键是看其是否在句子中充当成分。在状语从句中，where,when引导的从句我一直感觉充当成分。Stay where you are. (where做表语）Make marks where you have questions. (where在从句中做状语，表示“...的地点”）When you grow up, you can do it by yourself....

问题 when引导的从句类型

I hate it when people talk with their mouths full.连词when在这里引导的是什么从句？

问题 请老师帮我修改作文（感谢信）

老师，以下是我写的一篇感谢信的作文。能否帮我看一下这篇作文语法、用词是否有错误，如果写的不正确，烦请帮忙指正。万分感谢。Dear Mr. John,     Thanks for your great help for my studing English. My English make great progress. I a...

问题 介词宾语

1. I wonder who/whom they are speaking to.2. The expressions they use might depend on whom they are speaking to or how well they know each other.第一句who/whom都对吧；第二句，我觉得，这个whom是做介词to的宾语，to提前的话，只能是whom, 即： To whom are they speak...

问题 when从句省略

Sleep-producing drug should never be taken except when suggested by a doctor.请问老师：when (it is) suggested by a doctor，这里是省略了it is吗？

问题 2013福建卷阅读理解里有一句话求翻译含义

And Mrs Bennet went along. That was 10 years ago. She is now managing director of a FTSE-listed company.…It would remain the case, of course, that Mrs Bennet would be one of very few women on the company board, that her remuneration would be lower than her male equivalent, her bonus of a more “f...

问题 when doing sth.的用法

我经常看到 when+从句，可是 when doing sth.对吗？

问题 有意思：不同的be 和不同的when

...题】以下3个句子中，都含有is，而且在is 之后，都是一个when 引导的从句。Their trouble is when they will start the business.Thanksgiving is when people celebrate the harvest.The spread of the disease is when people get together.请问：这3个is 是否都是系动词？这3...

问题 than necessary or possible是否=than it is necessary

曹老师提到（http://ask.yygrammar.com/q-26040.html），Use too many with countables to talk about more things than necessary or possible.中的than从句=than are necessary or possible（than为主语，对应但不等同于主句的things)He never says more than is necessary.无省略，than...

问题 关于lies to/in/on the east of用法的讨论

...回复如下：1. lingobingo, 英国伦敦You can’t use on in that sentence.Wales lies to the west of England.√Wales is situated [to the] west of England. √England has Wales&...

问题 which 引导非限制性定语从句

The album will be released soon. And it is said that there is a accordion in it, which I think has a very pleasant sound.请问这句话中which引导先行词accordion的用法对吗？

问题 语法填空疑问

...raduated from the university.A. That ...that  B. It ...that   C. That...when   D. It...when这道题为什么选B而不是D? 3. I thought her nice and honest ___C___ I met her.A. first timeB. for the first timeC. the first timeD. by the first time这道题为什么选C而不是B？

问题 except后接的when可以省略吗（或者是换成that）

各位老师，想请教一下 He has always been busy except when it is Sunday 这个句子是否一定要加 when 呢？去掉 when 是否完整？ 若去掉 when，except it is Sunday  后面是否需要加一个that? except that.....十分感谢！

问题 分号句疑问

research results showed the feasibility using the SC for road construction ; However, they only analyzed that feasibility in terms of mechanical properties of the SC; the environmental effects have not been explored最后一个分号使用正确吗？是不是改成and后加逗号更好，但是又...