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问题 条件句省略和非谓语动词的疑问之二

...师您好，前几天向您提问过如下问题：The government managed to have two chemical factories built,though________by the citizen.答案是opposed to ,为什么不选having been opposed to 呢The government managed to have two chemical factories built, though (it was) opposed by the c...

问题 prefer,expect,suggest,suppose的用法区别

Does this meal cost 50 dollars? I _______ something far better than this!A.prefer B.expect C.suggest D.suppose为什么不能选A。我觉得从意思上说得过去啊！

问题 the whole country表示“全国人民”时是单数还是复数

The whole country _______ horrified by the killings.填 was 还是 were，或者两者都可以？求解，谢谢！

问题 finishing, having finished, after finishing 的区别

_______ lunch, they discussed the case. A. Having finished B. Finishing C. After finishing 曹老师好，上题答案是什么？三者区别是什么？请老师分别说明。感谢曹老师详解。

问题 until还是when

One day he was playing basketball ______ he fell and brock his leg.空处填until还是when?我认为是填until，因为是:直到他摔伤了腿为止，他一直在打篮球。

问题 can和could用法存疑

Jack_______not be a policeman, for he is much too short.请问老师这里用could和can都可以吗？两者意思有什么区别？另外couldn't have done 和 can't have done 是否都表示对过去事物否定推测？如果是，什么时候该用couldn't have done 什么时候又...

问题 连词the time

It was about twelve o'clock ___ I finished writing the report. 为什么这里不能用the time，只能用when呢？

问题 the last one 后面为什么必须接不定式

Who was the last one_______the classroom?A.to leave     B.left     C.leave     D.leaving答案为a 为什么必须用不定式呢？其他结构呢？谢谢！

问题 有关other和the other的题目疑惑

...好，我在一道中考题中看到这样一道语法选择题：Last October, I told my pupils to do jobs to make money, and then bought some food for someone in need. I wanted them to experience that giving is better than receiving. I hoped they could make a change with their own power. Early in ...

问题 回答情态动词后接完成式的问句要不要重复have

如果问句是“情态动词+have+pp”，如何回答呢？要不要有have？比如：Should they have arrived by now? ________A. I think they should.B. I think they should have.如何选择？概括一下就是：回答情态动词后接完成式的问句要不要重复have？

问题 in the space of与in the time of

The man suffered two heart attacks in the ______ of a week.A. space     B. time

问题 主语从句引导词

It is clearly stated on the bulletin that ______ the rubbish away at will will be punished. 这句话中为什么不能填who? 是因为不能表达"任何人"的意思？主语从句引导词为什么不能用who?

问题 将来时和完成时

Advertising media like direct mail, radio, television and newspapers_____to increase the sales of industrial products.A.have been usedB.will be used请问选哪一个？为什么不选另一个？

问题 by which还是for which, on which,

Genes are the instructions ______ which parents’ characteristics are passed on to their children.  所给答案是 by，但为什么不是 for, on, in 等介词呢？

问题 like best与like most

题目： Here are three dictionaries. You can have the one you like ______. A. best   B. most 此题参考答案是A，但为什么不能是B呢？感觉most比best在意思上更好些，对不对？