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问题 先行词做状语时从句为什么不放介词

I’ll never forget the day which I joined the army in. 如果不用when,应该留个介词的吧？ This is the first time you visit China. 但为什么这个句子，它不需要放个介词for呢？缺了介词，the first time 没办法代入从句啊？

问题 which it is expected定语从句

They rolled out a product which it is expected would be beneficial for the blind.请问老师，it is expected是嵌入式定语从句吗？which引导的定语从句做it is expected的实际主语？

问题 think is怎么理解

It affects the energy issue, all kinds of things, so that I think is No. 1请问老师 think is怎么理解？

问题 系动词is的缺失

曹老师好，书店买了本《西南联大英文课》。但是貌似里面有低级错误，请老师们看下Question 5是不是少了is？应该是Why is the title... ...? 谢谢老师。

文章 一个似是而非的错综时间虚拟条件句

...网上流传的一道英语试题：Thank you very much indeed. If it had not been for your advice I really _____ what I should have done.A.do not know      B.have not known     C.had not known      D. would not have known.（答案：选A）该题目的命题者，可能是出于猎...

问题 现在完成时和现在完成进行时表达的意思一致怎么区分

有时现在完成时和现在完成进行时表达的意思一致。例如：She has worked on painting for six years. 她画画画了6年了。（还会继续）She has been working on painting for six years. 她画画已经画了6年了。（还会继续）这是怎么区分二者？谢谢！

问题 have sth done 的疑惑

On the morning of November 1st, 2011, the scientists were seated at tables and had their eyes _____ on the scene of the launch of the Shenzhou VIII spaceship. A: fixed B: fix C: fixing D: being fixed 老师，这题为什么C不能选，我记得have sb do sth 和 have sb doing sth 的...

问题 "the+比较级, the+比较级"结构可以不对称吗

The longer an advertisement stays on a user's screen, the greater the possibility of him or her tapping on it and the manufacturer making money. 这句话前面半句有“the+比较级+名词+动词stays”，后半句只有“the+比较级+名词”，请问这种用法对吗？

问题 it is recommended​用法

it is recommended只能接that虚拟从句吗？虚拟的话should不省略是否可以？另外，it is recommended to do的形式是否可以？

问题 请问后一句的he is是否能省略？

He is faced with many difficulties, but he is capable to overcome them. 请问后一句的he is是否能省略？

问题 句子分析

Not all those who wander are lost.请问老师这句话怎么看？

问题 翻译：人们把现金作为礼物送给家人和朋友时，通常放到红色信封里。

人们把现金作为礼物送给家人和朋友时，通常放到红色信封里，这句话怎么翻译，我的翻译是否合理 ？Cash regarded as gift by Chinese people to sent family members or friends is often put in red envelopes.这是我的翻译, 是否合理?

问题 120 kilometers away from Xi'an是作状语还是什么

Mount Hua is located in Huayin City, 120 kilometers away from Xi'an.请问各位老师，这个句子中的120 kilometers away from Xi'an是作状语还是什么？

问题 动名词做状语怎么还原

...eeing it,you can never forget it. Watching the news everyday we know what is happening in the world. 这两个句子中，为什么第一句状语从句省略后可以带从属连词once，第二句的省略中，从属连词都没有呢？ 万分感谢！

问题 Is it really? 这句话符合英语语法吗

Is it really? 这句话符合英语语法吗？ 在小学课本里有这么一段对话： Claire: Hey, Mom, I can see Tower Bridge. It's open! Jack: Is it really? Pass me the binoculars! 在这里可以用 Is it really? 吗？在国外大家这么说吗？口语中有这种说法吗？ 有...