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问题 if与whether的区别与选择

I 'd like to go swimming _______ the water is not too cold.A.unless    B. for      C. if     D. whether 答案为if。D 为什么不行呢？

问题 请问下列两处划线部分分别作何成分？谢谢！

He was alone with his roses and chocolates, like a fool.请问下列两处划线部分分别作何成分？谢谢！

问题 while/when/as的用法辨析与区别

While the host enters, the house band plays a theme music that is often played during the show. 请问这道题中能用as,when, 但能不能用while？

问题 句子中的pinch down to是固定搭配吗

The road pinched down to a trail.大路渐渐变成了羊肠小道。请问句子中的pinched down to是固定搭配吗？

问题 定语从句的相关问题

We believe that this is only an inevitable trend, but _________ will prove beneficial. A. one       B. ones       C. the one       D. one that这题选D，定语从句，但是为什么有一个but连词呢？不是应该后面跟完整的句子成...

问题 情态动词表示推测的疑惑

---Did Mary come?---I don’t know. She ________ while I was out.A. might come       B. might have come  C. could come    D. must have come老师，题目答案B，但是这题选 AC的话不能表达对过去的推测吗？是因为I don’t know的时态吗？

问题 这道被动语态题为什么不能选一般现在时

This coat _ for use in the rain only，but I wear it all the time.A.is intendedB.intendC.intendsD.will intend

问题 with短语作伴随状语的修饰分析

英语里破折号有特殊意义么，with 短语作伴随状语，修饰 big 还是 one？【来自Twilight】Of the three boys, one was big — muscled like a serious weight lifter, with dark, curly hair.with短语作伴随状语，修饰 big 还是 one？感谢大神指点迷津。

问题 关于是否为被动语态的问题

试看以下两句：The government official can hardly find sufficient grounds on which to base in his arguments in favor of the revision of the tax law.We can't make a decision based on hearsay and guesswork.如何判断这里的base 用被动语态还是主动语态？

问题 off作为减价时的应用

...成分， 为什么介词后可以跟副词呢？这是什么用法呢？A shirt with $20 off. 这里的off是副词做补语么？Take $5 off the regular price. 老师这里的副词off为什么能接名词呢？副词可以接名词么？辛苦老师解答。

问题 known as 后的内容是句子的什么成分

We've always known him as a warm but calm character.know as "被认为是，被称为；以…而著称" 是否理解为原因状语呢?

问题 lay bare在句子中的成分

比如这句话But a botched response to the virus would lay bare tensions inherent in the party’s hybrid claims to legitimacy.如果lay是谓语动词，那么bare作什么句子成分呢？是lay的状语吗？

问题 this在这个句子中指代什么

“Aron Ralston is an man who is interested in mountain climbing. As a mountain climber,Aron used to taking risks.This is one of the exciting things about doing in dangerous sports”最后一句中的this指代mountain climbing还是taking risks？为什么？谢谢！

问题 请问句中的in effect做什么成分

Attorney Goodman's charge was answered in prefatory remarks again by Congressman Henry Hide of Illinois, a member of the House, in effect acting for the prosecution.

问题 请问这里的reluctantly在哪里体现出来呢？

Reductions in overseas government expenditure took place, but ___ and more gradually than now seems desirable.A. reluctantly B.unwittingly C.impulsively D.anxiously为什么这里应该选择reluctantly，而不选择其他的三项呢？