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问题 putting on pace

...ting on pace, some electric vehicles rely not only on a battery to deliver the necessary wattage, but also on a second source of power called a supercapacitor. 这里的putting on pace，看翻译是“加速”的意思，但我翻了词典并没有查到。另外，请麻烦说几个put on在考...

问题 作保留宾语的关系代词是否可以省略

But surely the strategies you were taught for dealing with that vocabulary were helpful.这是师生对话材料里的一句话。各位老师，如果是书面语体，作保留宾语的关系代词是否可以省略？我查了下资料，没见到具体说法。

问题 这里的quite是限定词还是副词呢

The warning had come as quite a shock.这里的quite是限定词还是副词呢？还有，为什么只有一个as？比较句不是应该是as quite a shock as...吗？没看懂。

问题 such和so作代词的区别

By doing so (such), we may discover the benefits of simply watching a sunset.这句话中，so为什么不能换为such？such也可作代词，比如：We were second-class citizens and they treated us as such.

问题 as though/if 虚拟语气的时态

The computer "teacher" was talking with its students as though it _____ a human teacher.请问各位老师，这个空填had been还是were。我看网上有答案说是were，我认为had been对。谢谢各位！

问题 具体名词抽象化怎么表示

...表抽象意义。像lose heart这种一个不加冠词表抽象，而像the schoolboy（中学生的稚气）这种加定冠词表抽象，到底是怎么一回事呢，他们有什么区别

问题 比较句的省略或倒装

ITA, the successor to Alitalia, Italy’s perennially disappointing flag carrier, could be snapped up by Germany’s Lufthansa; IAG group, parent of British Airways and Iberia, may bring Portugal’s TAP into its fold. Better that than permanent flightlessness.  请问一下亲爱的老师，最后...

问题 不定式中be的省略问题

1.You used to be a peasant?Yes, I used to be.答语中的be可否省略？是必须省略吗？2.Aren't you the chairman here?No, and I want to be.答语中的be如何处理？可否省略？是必须省略吗？

问题 but(除…外)置于句首是否常见

But to run the country and get legislation through parliament, he needs a prime minister and a government, and that looks tricky.问题：请问but 在这里是表示除…以外的意思吗？置于句首是否常见？

问题 like引导的介词短语能作状语吗？

Like Jack, Bill and Tim also went to the party. 像杰克一样，比利和蒂姆也去了聚会。 原句是 Besides Jack，问问老师用 like 行不行？Like Jack 是什么句子成分。谢谢。

问题 句子中单独用的not作何解释

She didn’t aceept my marriage proposal—not, I hasten to add, on account of the fact that t I was a bricklayer.请问句子中 not 为什么是单独使用呢？它在此表示什么意思？

问题 特指的witnesses前没有定冠词

...像就算是表特指的吧？但为什么前面都没有用定冠词呢？Their threats inhibited witnesses from giving evidence. 他们的恐吓阻碍了证人提供证词。Witnesses say the firing was deliberate and sustained. 目击者说枪击是蓄意而且持续的。

问题 when与while用法区别（从句为过去进行时）

Tom found a purse on the ground when he was walking to school. 请问为什么不能用 while?

问题 he who 与 whoever 的用法比较

_____ wins the election will face many problems. A. Who    B. Whoever    C. He who 正确答案给出的是B选项。我的疑问是C是不是也可以？

问题 副词和形容词的顺序到底怎么排

Last night we met with ___rain at the station. A.a quite heavy B.too heavy a C.such heavy a D.a so heavy请问副词和形容词的顺序到底怎么看？