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问题 时间不明确时如何推测情态动词所表示的时间

...目： Her birthday was a week ago, so it _______ (can't / be ) on the 25th. A. can't be    B. can't have been 我不太明白25日是说话之后的日子，还是之前，所以不知道应该用对过去的推测，还是对现在的推测。请专家指教，谢...

问题 would+do是对过去习惯的推测还是表示过去习惯做某事

Before his retirement he would catch the early bus every morning.请问老师，上句中的would是对过去习惯的推测吗？一直以为是过去习惯做某事，可是看到有书说这是对过去习惯的推测，不太明白两者有什么不同？谢谢老师的解答。

问题 be as long as it is beautiful 是什么意思

The journey my daughter Cathy has had with her swimming is as long as it is beautiful. 请问这里的 as long as it is beautiful 是什么意思？

问题 find to one's suprise that..句式怎么理解

They found to their surprise that the goddness turned out to be a very modern-looking woman.这句子中found to their surprise 结构是什么意思? to their surprise成了found的宾语吗? 这样的话,that从句起什么作用，去修饰surprise??

问题 Please give me a chair to sit on.

请问这个句子里的“on”可以去掉吗，不能的话有什么语法规则在里面，可以用汉语里的“兼语”来理解“chair”在这里的作用吗 此外，They have trouble solving the problem being talked about .这里的“about”也和“on”是一样的用法吗

问题 状语从句+主句的标点符号问题

1.Work together, if possible.2.If you want to attract schoolchildren to science and technology, make the lessons more practical.3.If you are threatened with court action don’t panic.4.These glands all react if challenged by infection or trauma.在上面四个句子中，条件状语从句分别是...

问题 过去完成时理解困惑

...re waiting to land, a flight attendant told us to keep calm and to get off the plane quietly as soon as it had touched down. Everybody on board was worried and we were curious to find out what had happened. Later we learnt that there was a very important person on board. 老师，这里为什么不...

问题 when visiting和when to visit

And tourists are encouraged to book tickets on the Internet and stay away from busy hours when________.(visit)答案给的是visiting，when visiting在这道题中相当于when they are visiting吧，那意思不就变成“正在参观”了吗，但题目里给我一种“将来”的感觉，“...

问题 不定式可以表伴随吗

A great number of people are born to be allergic to peanuts.例句中 出生 和 过敏 同时存在，to be allergic to peanuts 是不是就是伴随状语？

问题 Advise的虚拟用法

If high schools were to advise students that some education beyond high school is not necessary for everyone, there is a little bit of a concern that..请问老师这里的advise表示建议，为什么不用虚拟？

问题 句子结构分析: some…，others…

A group of militants wait, some packed into a white pickup truck, others on motorbikes. 这句话结构是什么样的？some…，others…是解释说明吗?

问题 一道专八改错题，with personal enrichment可否做后置定语？

By acquainting students with complex ideas in an intellectually stimulating environment, colleges and universities can provide unique opportunities with personal enrichment. 答案把with personal enrichment的with改成for表示目的。 请问不可以将with personal enrichment...

问题 imagine后接动名词时的逻辑主语问题

请问老师，因为imagine 的用法之一是接动名词或动名词复合结构，即 imagine doing 或 imagine sb. doing，那么2020年山东卷的这道题中:As well as looking at exhibits, visitors can play with computer simulations and imagine ____ (they) living at a different time in hist...

问题 关于agree是否及物的问题

...，陆谷孙等大师）查到这样一个例句：We are all agreed that the proposal is a good one. 我们都认为这个建议很好。这个句子肯定没有问题，但问题是这个句子被放在 vi. 的用法后面。我想，这明显是一个被动语态的句子，agree怎么会是不...

问题 too many与so many 的用法区别

How could the boy remember ____ many uncommon Chinese characters?A. very              B. so                C. such                   D. too答案是 B 项（so），选择 D 项 to...