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问题 难句中 collaborate 和 point down on 的理解问题

Then to collaborate their findings, they went to points further down on Columbus voyage, then backtracked according to the log nottions and again found that they landed not on Professor Morrison's Watling Island but on Samana Cay.这里的 collaborate 肯定不是“协作”的意思，它还...

问题 专八改错，关于this和it的指代问题

Ultimately the question boils down to it: are today’s modern technological innovations like those of the past, which made obsolete the job of buggy maker, but created the job of automobile manufacturer? 答案把改成it改成了this 1。想请教一下这样改的原因，以及it this that指...

问题 关于in between

老师们: 我在答疑网上看到过: They worked all day and had a hurried lunch in between.这句话中in后的between是副词做介词宾语。 Business casual is in between formal and casual styles.这句话中between还是副词吗？怎么理解副词词性呢？ 谢谢解答！

问题 check in on

check in on的in是副词，on是介词吗？

问题 in, with表示“用”

in, with用，除了“用语言"用in，其它表示“用”可以互换吗?

问题 would have done 可以和现在完成时搭配使用吗

章振邦新编高级英语语法328页：I would never have believed it. They have accepted the whole scheme.书上说：这里的it指后面一句说的内容。这里是否有时态逻辑错误呢？是否应该把后面一句改成过去式呢？这里的would have done由于是I主语，所以...

问题 过去完成时和一般过去时辨析

A: Why ! Where's my passport? Maybe I left it on the plane.B: My Goodness ! You (   ) things behind.A. had never left    B. didn't leave    C. never left          D. left这道题答案是C. 但是，我认为是A。因为B的意思是：当时已经承认A的left的过去事实了...

问题 《剑桥英语语法》中的integrated relative clause和supplementary relative clause

在《剑桥英语语法》中看到以下术语，不是很理解：integrated relative clausesupplementary relative clause查词典：integrated=融合的；整体的；综合的supplementary=补充的；附加的试译：integrated relative clause 融合关系从句supplementary relative clause ...

问题 it makes sense that in english这话话为什么in english 前面没有be动词

不可以是it makes sense that is in English 吗? 是有省略的情况吗？谢谢解答!

问题 rather/quite用法辨析和疑惑

...语法常见问题详解综合版（赵振才编著）第597页说：quite和rather区别：1）当修饰可分等级的形容词或副词时，quite则降低程度，而rather则提高程度。     例如rather good 比quite good程度深。2）当修饰不分等级（无比较级）...

问题 这两个句子正确吗？

以下句子正确吗？为何？I wasn’t happy at school until I found I had the ability of making people laugh.According to my opinion, scientists take a pessimistic view.

问题 成分分析

At that time, a gallon of gasoline cost 18￠, which today would be close to ＄4——exactly where some experts think we might be headed.请问老师：此处的be headed 是be headed for吗？如果是为什么要省略for？where作什么成分？（等于for which吗？还是作名词？）

问题 用于句首引起倒装的never和never before有何区别

请看这两句：Never had he been so free of worry. Never before had he been so free of worry. 这两句都用了倒装句，都是因为句首用了否定副词 never，但一个用了before，一个没有用 before，它们的区别在哪里？

问题 介词后动名词的逻辑主语可以和动名词换顺序吗

While it is important to examine the relationship between technology and learning,  that debate often devolves into a tit for tat of dueling studies and anecdotes. 比如短语a tit-for-tat of dueling studies and anecdotes中的dueling studies and anecdotes

问题 没看懂...what I felt he was not. ？这里怎么分析成分和句意呢？

... was not.  没看懂...what I felt he was not. ？这里怎么分析成分和句意呢？