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问题 at least副词词语的理解

请老师看例句 I will stay here for at least 5 days At least为副词短语修饰5完全可以说的通 但是他其实是一个介词短语，介词短语怎么可以做前置修饰语呢好像又说不通……请老师解答一下!

问题 occur 的用法

What a good listener is able to do is to process what he hears on the basis of the context _________. A.it occurring  in   B.occurring in it  C.it occurs in 为什么答案是C？ A 和B 为什么不行？

问题 有无There的含义差别？

"There you are twice mistaken," said Judson Tate, distributing the words over at least an octave of his wonderful voice.请教老师："There you are twice mistaken," 如果去掉there,即 “You are twice mistaken,” 含义和语法上有何不同？

问题 这里的will是什么含义和用法？

If lightning flashes, thunder will follow = followsIf you drop a stone in water, it will sink = sinks.请教老师：上面2句，主句中的will如何理解？ 是什么用法？ 

问题 关于句中as后用法的疑问

A has still done harm, as have the leaders who indulged him. 请问as后面为什么会跟have而不是as the leaders who have indulged him?

问题 如何用英语表达复数的“房间号码”

Could you tell me the ______ for the computer center and the lab?A.room's numbersB.room numbersC.rooms numbersD.numbers of the rooms请老师详细分析各个选项，谢谢!

问题 含have to的疑问如何回答

Do you have to go now?回答：Yes, I have to. No, I don't have to.如果用Yes, I do. No, I don't.可以吗？

问题 stay up late中late的理解

熬夜是stay up 和stay up late这两个什么区别？late表示程度“很晚”吗?两者间用法又有什么区别？

问题 关于非谓语动词的疑问

1.The Minister of Education is visiting our campus,accompanied by our university president.这里是非谓语表伴随，那为什么用accompanied而不用accompanying呢？2.Our university enrolls more students than our city's other colleges combined（combine）.这里combine为什么用过去分...

问题 过去式有否定现在的意思吗

Yesterday I went to my friend's house, he had / has a  house and we played in it用has还是had呢用had是不是现在没有了

问题 when和 how long ago 用于询问时间的区别

对于含有 ago 短语的句子，如果要对这个短语提问，是该用when，还是该用how long ago。如：He joined the company five years ago.如果对 five years ago 提问，应该用下面的哪一句？When did he join the company?How long ago did he join the company?

问题 me too,so am I,so do I(我也是)的区别

请问 me too, so am I, so do I 在表示“我也是”时的区别是什么？谢谢！

问题 be past doing sth中的动名词要用主动表被动吗

The foolish child is past teaching. 请问这里的 teaching 是属于主动表被动吗？总是要这样吗？

问题 如何判断when compared with...的逻辑主语（是不是有省略啊）

The film-maker was able to portray the inadequacy of human responses when compared with the magnificent technology.请问这句话中，compare 的逻辑主语是谁？是不是省略了什么呢？

问题 It is he who is a teacher.为什么是正确的

It is he who is a teacher. 他是老师。这句话为什么是正确的啊？