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问题 In previous literature这个介词短语的疑问

在一些文献里看到这个句子，为什么In previous literature这个介词短语的previous前没有jia冠词，literature也没有加s呢

问题 free table是免费的位子还是空位子

I’m afraid we don’t have any free tables this evening.free table是免费的位子还是空位子?

问题 名词做定语的问题

名词做定语的问题？请问B和A错在哪里了？I walked too much yesterday and ________ are still aching now. A.my leg's muscles B.my muscles of leg C.my leg muscles D.my muscle's of the leg

问题 for的用法

...on working well into what was once thought to be old age.是做什么成分的？谢谢老师。At 83, he also epitomises a striking demographic trend: for highly skilled people to go on working well into what was once thought to be old age.

问题 现在进行时与have的问题

What       you          (have) for dinner now? 这道题的答案应该是什么？是现在进行时还是一般现在时呢？  

问题 分析句子的逻辑关系

...送错了，应该送给George，而不是John？还是我送到John那里的报告，是George已经送来过的那份报告？

问题 单词在句中的成分

Now the nation’s top patent court appears completely ready to scale back on business-method patents, which have been controversial ever since they were first authorized 10 years ago.请问主句的谓语动词是appear还是ready to 呢?

问题 of的问题

...ed from a distance.请问一下，of去掉句子还成立吗？如果成立的话，去掉以后或者换成that表达效果有什么区别吗？

问题 这里的过去分词该怎么理解

These molecular chains, each assembled from a menu of 20 types of chemical links called amino acids, do biology’s heavy lifting.老师您好，请问这里的assembled该怎么理解？1.仅仅作为过去分词在这里充当定语2.其前省略了关系代词和助动词be

问题 现在完成时的使用疑问

请老师分一下这个句子的三种时态，尤其是后两个谓语动词部分为什么一个用完成时一个不用？He (has written) several novels since 1985. Most of them (have been) very successful, but the last one (didn't get) very good reviews.

问题 主句主语作不定式的逻辑宾语

That question is difficult to answer.The car is too expensive to buy.若不定式的逻辑宾语是主句主语或宾语，不定式后是否可以省略？譬如buy和answer后面不用加宾语。

问题 although的用法

...ng “I wanted to spend more time with my family”. 请问老师，这里的although是什么用法？为什么放在句尾？

问题 being在句中的用法

请教曹老师：Ok, hi everyone. I’ll make this brief, because I have another meeting to get to, but what I have to say is no less important for being short.如果去掉动名词being，这个句子有什么不妥的地方？

问题 不定词与动名词做定语的区别

He has many friends to rely on.在意思不变的情况下, 我可以把to rely on 改成relying on么？

问题 all的用法

...该是放在we 后边吗?2）空格中，如果填true，相当于前面说的情况针对“to have too much”是否也是真的（true)，这样理解可以吗？