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问题 关于非谓语动词having done的用法

______ the difference between the two research findings will be one of the worst mistakes you make.A. IgnoreB. IgnoringC. IgnoredD. Having ignored这道题的标准答案选的是B，动名词做主语。但是想请教下D选项为什么不对，按道理“忽略区别”应该是发生在谓语...

问题 情态动词用法的质疑

...法的小节中，不止一处却非也。如：情态动词must ： It is six o’clock. She must have come home. ——have come，并非动词原形。He must have been ill.——have been，并非动词原形。情态动词had better ：You had better have done that.——have done，并非...

问题 clash over和argue over有什么不同

Choose the most natural-sounding option:A. My girlfriend and I clashed over whose turn it was to wash up.B. My girlfriend and I argued over whose turn it was to wash up.The answer is B.请问：(1) clash over 和 argue over 有什么不同？(2) 如何理解句中的 whose？

问题 It’s important that...后面的从句必须要用虚拟语气吗

It’s important that he ______ present at the meeting.填 (should) be 肯定是对的，但如果填 is 呢？填 will be 呢？也都对吗？

问题 怎么区分while引导的是时间状语从句还是条件状语从句

怎么区分 while 引导的是时间状语从句还是条件状语从句？Some people waste food while others haven’t enough.一些人糟蹋食物而另一些人却食不果腹。We must strike while the iron is hot.我们要趁热打铁。

问题 with复合结构还是介词with辨析

...t through respiratory droplets, expertsay the safest course while shopping is to avoid close contact with other shoppers.随着病毒通过飞沫在人与人之间传播，专家说，购物时最安全的做法是避免与其他购物者密切接触。请教老师：With the virus being spread......

问题 不知道of前面的名词该用单数还是复数，可以用单数吗？为什么

The pronunciations/pronunciation of the two countries are/is different.

问题 形容词做状语的问题

Humorous and patient,Mr Cheng is admitted to be one of the best teachers.这个句子形容做原因状语，可以省略being吗。我在这个网站找到如下的解释： 因为纯粹的形容词（短语）不是非谓语动词，应加Being，只有如此才变成非谓语动词。例如：Be...

问题 法律法规用must还是have to呢

...n makes something necessary，而不是must的speaker feels that something is necessary所以我填了have to，但是答案是must所以这种规则类的法律类的都是用must吗，是主观上的必须而不是客观上的必须吗?

问题 什么叫附加状语

...下面句子中的Generally speaking是附加状语：Generally speaking, there are two ways to handle the problem. 一般说来，处理这个问题有两种方法。 请问：什么叫附加状语？附加状语与其他状语有何区别？请老师归纳一下有关附加状语的用法（希...

问题 did用法

Many of the questions tiptoed around the criticisms. One journalist asked at what stage did Wade and the organization last see the sculpture, and another reporter asked whether there were any requests the sculptors were unable to fulfill.这句话的did在这里什么用法？

问题 非延续性动词的否定式可以连用时间段吗

我知道，非延续性动词是不能与时间段（一段时间）连用的，比如不能说： He went home for a week. 但如果是否定式呢？可以连用时间段吗？比如： He didn’t go home for a week. 谢谢老师指导！

问题 with结构中不定式的主动与被动问题

With a lot of difficult problems ______, the manager felt worried all the time.A. settled      B. to be settled      C. settling          D. to settle答案为 D，如果不考虑逻辑主语的问题，是不是 B 也可以?

问题 引导定语从句时whose,that,which,what的区别

We are a non-profit company ________team members are from all over the world.A.whose B that c. which D. what 答案上选 that， 为什么不选 which。 that 在句子做什么成分？

问题 难句分析

Very well. I understand you guys are professionals at what you do and I understand what you mean. I don’t like people telling me how to sell my homes too. However, I still wish to have a little bit of input into a few of the homes we are selling. My representative can give you the best selling poi...