问题 请教：when not to do sth

我们可以说when to do sth。如： Tell me when to pay. 告诉我什么时候付款。 We don’t know when to start. 我们不知道什么时候出发。 I didn’t know when to switch the machine off. 我不知道什么时候关掉机器。 但是，英语可以用when not t...

问题 be+形容词+介词是系表结构，形容词+介词短语＝形容词短语

She was dressed in black, the colour of mourning, which she wore for therest of her life.dressed in black(是否省略了,衣服clothes)作形容词短语，the colour of mourning为black的同位语，which..是引导衣服的非限定性定语从句是吗？老师，是这样理解吗？

问题 被动语态后面的 by 短语在语法上叫什么

...2. working from their home 只能作 someone with a disability 非限制性定语，而不能分析为状语？3. 请问老师：A. 逻辑主语为说话人，这时分词短语为评注性状语；B. 分词的逻辑主语是句子的主语，这时分词为修饰性状语您能根据这2个定义...

话题 是宾从，后置定语还是定语从句

问题 现在分词修饰定语从句疑问

The first flame from Rainbarrow sprang into the sky，attracting all eyes that had been fixed on the distant conflagration. 这里的that had been fixed on修饰eyes怎么理解这个eyes的意思呢？ Any man who smokes cigarettes is，the doctors say，risking his health. 为什么这句话is...

问题 定语从句细节

...assion（ starting as early as his childhood.）括号里是现在分词作定语修饰passion再抽象提炼一下he remembers the passion starting as early as his childhood.这句话的结构为。主语+谓语+宾语+定语现在回到原题，____he remembers starting as early as his childhood....

问题 后接定语从句时用these还是those？

Start with several of the brighter students, so they can set a good example for _______ who follow. A. this B. that 答案是A还是B？问题的关键是：后接定语从句时用these还是those？

问题 在message/letter/sign/news/notice等词的后置定语不能用过去分词

在某语法词条上看到：在message letter sign news notice等词后要用现在分词作定语，不用过去分词。

问题 形容词后的as if是什么从句

I was surprised as if she didn't know me when I greeted her. 请问这句话是什么从句？这里的as if可以换成as though吗？选项里这两个都有，但是正确答案是as if。

问题 when 可以用作主语吗

When is convenient for you?请问这里的 when 是用作主语吗？

问题 如何从语法和语义两个角度理解这个定语从句

...中的where we talked for a couple of hours从语法角度应该分析为定语从句吧？但是如果从语义角度，按照定语从句去翻译此句又感觉似乎不对，总不能说“罗伯特和我走进一间（我们聊了几个小时的）起居室吧”？请问该如何理解呢？

问题 在肯定句中可以用 need do sth 吗（2018高考英语全国卷I）

...ning shoes. Running is cheap, easy and it’s always energetic. If you are time poor, you need run for only half the time to get the same benefits as other sports, so perhaps we should all give running / it a try. 

问题 表语从句who和what的区分

...A，答案解析是“is 后的连接词既连接引导表从，又要在从句中作主语，只有what”。who不是也可以引导表从吗？

问题 在复合句中名词与代词谁先谁后

...从复合句中，名词总是用于主句中，相应的代词总是用于从句中（即使从句位于主句之前，也往往如此）。如：After she got married, Mary changed completely. 玛丽结婚以后完全变了。When he realized his mistake, Stephen apologized at once. 当斯蒂芬...

问题 It was arranged that…中的从句必须要虚拟语气吗

在It was arranged that…句式中，其中的 that 从句要用虚拟语气吗？比如：(1) It was arranged that you _______(meet) him at the station.(2) It was arranged that I ________(go) there with the boss.(3) It was arranged that the girls ________(stay) in the hotels by the sea.