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问题 Yes和No在答语中的用法疑问（续）

...赞同对方的否定陈述用“No”。如：— He didn't come to the party last night.— No, he had something important to do.（是的，他有重要的事要做。）原问题见：http://ask.yygrammar.com/q-4343.html■但我还有一点不是很理解：在这种结构中，如果是反...

问题 不定式和现在分词的区别(for sb doing与for sb to do)

So the U.S. Surgeon General has suggested that e-cigarettes may be a useful toolfor adults trying (try) to end their tobacco use,or quit.为什么空格部分不能用不定式to try?（空格部分为 trying）

问题 非谓语动词的句法结构(lost in thought与being lost in thought)

When i came in, I saw her sitting in the sofa____ in thought.A. to lose          B.losing             C.lost          D.being lost 这里为什么选C，不能选D？

问题 would have caught 究竟是虚拟语气还是表猜测可能性？

The people that are participating are negative either on Thursday or on Friday.Even if they would have caught a corona infection last night, they would be not - be infectious today.对于：Even if they would have caught a corona infection last night, 其中would have caught: 这是表示站在...

问题 without sb to do sth与without sb doing sth的用法问题

—How can we get the plan carried out without anyone ______ us?—Maybe we can rely on Mr. White.       A. supportB. supportedC. supportsD. to support  答案为D，如果用  supporting 可以吧？二者有何区别谢谢。

问题 assist及物时为什么还需要介词（以及作副词时 direct和directly 有什么区别）

Software is not supplied but can be downloaded direct from the website. We can assist with this if required.这个句子,想问老师2个问题:1. can be downloaded direct 这个地方的direct相比directly有什么区别?2. assist 及物的时候为什么还要用with,不能写作assist this吗?

问题 in two to four seconds是点时间还是段时间

...法有一点疑问，自己不太懂。But it is interesting to note，in the present research，that monkeys respond to stimulation in two to four seconds.这个句子出于美国动物世界！我想问下、这里in two to four seconds是点时间还是段时间？另外：这里的动词是respo...

问题 在强调句式中当强调的部分是含有人称代词时为什么后面不接whom而接who

It was _____ we granted the first scholarship.A. she whoB. to her whomC. to her thatD. to her如题，为什么选C不选B? A有什么错误？

问题 be ready后接不定式的主动式还是被动式

...用主动式还是被动式？比如下面的句子，是从书上抄的：The soup is ready to eat. 汤好了，可以喝了。疑问有两个：一是不定式to eat 可以改为 to be eaten 吗？它的翻译虽然是“汤好了，可以喝了”，其实是指“汤好了，可以被喝了”...

问题 Isn't it strange that...和It is strange that...的区别

...就走了！——《张道真实用英语语法》② It is strange that the wheel should turn so slowly. 真怪，这个轮子转动竟如此之慢。——《科技英语阅读手册》两句同样是表示惊奇，请问：为什么句①的形式为问句，而句②为陈述句？

问题 more作为much/many的比较级时，是否可以置于名词或者代词之后？

Without a word more spoken, she left the meeting room.她没再说什么话就离开了会议室。（without+名词/代词+动词的-ed形式）这例句中 without a word more spoken,为什么不能写成without a more word spoken,“再没说一个字”，这样不是更加简单明了而且more...

问题 复杂句式中的spend time doing sth结构分析

They were forced to spend another uncomfortable night at the airport waiting for their plane.  为了等飞机，他们只得又在机场挨过了难熬的一夜。请问句中的 waiting for their plane 与动词 spend 有关吗？换句话说，它是属于 spend time doing sth 句式吗？...

问题 表按计划的将来动作是用一般现在时还是现在进行时

Ladies and gentlemen,please fasten your seat belts.The plane ______.A. takes off        B. is taking off     C. has taken off    D. took off    答案给的 B（出自语法网）。但参考语法网“一般现在时与现在进行...

问题 使用了形式主语it的主语从句可以省略that吗

...丈夫病了真是遗憾。It was pure luck that he found money lying on the street. 他在街上捡到钱完全是靠运气。It was rather a coincidence that she appeared at that exact moment. 她正好在那个时候出现真是巧合。这些引导主语从句的 that可以省略吗？可以或...

问题 around 9 a.m. 和 about 3.30 p.m.前面可以加介词at吗

...a.m. 和 about 3.30 p.m.前面可以加介词at吗？I was very happy with the school hours in Britain because school starts around 9 a.m. and ends about 3.30 p.m. 我很喜欢英国中学的作息时间，因为学校每天上午大约9点上课，下午大约3点半放学。句子来源...