找到约 60000 条结果

问题 always连用一般现在时和现在完成时的区别

She hasn't owned any pets, but she always wants to have a dog. 后半句能否改为 but she has always wanted to have a dog? 意思方面有什么不同吗？谢谢专家老师的解惑。

问题 分析一个长句的结构和成分

So as you can see, it's important for us to move away from fossil fuels as soon as possible.第一个问题：as是关系代词，指代的是后面的主句' it's important for us to move away from fossil fuels as soon as possible.'吗？为什么我感觉as you can see是...

问题 你好老师我想请教非谓语为何不能互换这一块

比如: I am so glad to hear you got married.（为何不能用hearing you在这里）还有了一个问题： I suggested building a double railway.（这有为何不能接to build） 我不想死记硬背 我想从源头弄清楚 希望有老师指点 谢谢 这真的困扰我好久...

问题 关于不定式复合结构的疑问

...然后句子变成主谓宾宾补？比如为什么不能说I want for you to answer this question(主谓宾结构)而是I want you to answer this question?(主谓宾宾补结构)

问题 再请教曹荣禄老师一些问题

...同的用法？can (not) + do和may (not) + do呢？2. Jack didn't go to office yesterday. He ______ home. 请问这道题如果在might stay和might have stayed之间选择，您选哪个？还是都可以？我个人会选择might go to。谢谢。   

问题 不定式做定语和状语区分

I spare no effort to persuade him to go abroad for further study.曹老师我想请教您一下，这里的不定式可否看作是定语，表同位关系的定语。effort 的内容是说服他出国学习。同位关系的定语这个同位关系，到底如何界定，平时在分析的时候，...

问题 宾语从句中had been和was不同时态的含义辨析

We had all heard that it was a great dam, as modern as any of its kind in the world.主句had heard是过去完成时，宾语从句的时态应该至少不晚于主句的时态had heard, 那么为什么宾语从句仍然使用了it was一般过去时呢？We had all heard that it HAD BEEN a great d...

问题 在完整系表结构中的介词短语要么作定语，要么状语？

King Leodegrance was very thankful to Arthur.老师，如何理解to,是作方向介词吗，它的短语作什么状语吗？在系表结构中的介词短语要么定语，要么状语？没有其它用法吧！

问题 不定式和现在分词作后置定语的区别

请问老师，A campaign to close unused capacity restrained output and pushed up prices.这里to close unused capacity 是不定式作后置定语的用法，这句话可不可以以改成定从就是a campaign which closed unused capacity, 现在分词也有可以做定语的用法，这句话可...

问题 介词短语后能直接接宾语从句吗

...介词短语”下面看到一个句子：I was completely at a loss what to do. 我想问这个句子中 what to do 前面为什么没有介词作连接，at a loss 后面就直接接了宾语从句，而前面的部分根本没有给宾语留位置，这是怎么回事？原文见：http://ww...

问题 be able get unstuck 怎么理解?get是系动词吗

She could be stuck to somthing dangerous and not be able get unstuck.这个be able 是不是漏了to?  这个get是实际动词还是情态动词?

问题 请教这句话中的分词是什么成分

...ecome brackish and stagnant and some of the townspeople have become ill drinking from them.我 们 的 井 水 已 变 得 微 咸 而 死 寂 ， 某 些&...

问题 关于一般过去式和现在完成时的用法区别

...packed (我填了packed) good walking shoes, because we've walked a lot in the last few days.

问题 broadcast,prediction,fortecast,announcement的区别

My father has made it a rule to listen to t he weather ____ every day, even though he doESN'T go outA. broadcast          B. prediction            C. fortecast          D. announcement.答案为C，请分析一下这...

问题 含有情态动词有16种时态吗(有被动语态吗)

We will have to help him as much as we can? 这个是将来时，可以用过去将来等表达吗？We will must remember this. 有这种表达吗？I ought to go home today. 能用其它时态表达吗？情态动词不同实义动词吧，应该不是每个情态动词都可以用16时态表达...