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问题 考查across,through用法区别的选择题

...：across 有 on 的意思，through 有 in 的意思。但在 swim across the river 中，为什么不用 through 呢？这应该是在水里游啊！Their eyes met _______ a crowded room.A. across         B. over          C. along       &...

问题 if虚拟语气

If he_____ guilty，he shall have the right of appeal. were found和be found.

问题 as if 虚拟语气的用法

He sang and danced as if he ________(be) the only person in the world?答案是were,请问为什么不用had beenas if 虚拟的规则：与过去事实相反，从句谓语动词用had done.

问题 现在完成时和过去完成时

Linda feels exhausted because she ________ so many visitors today.A. has been having B. was having C. had been having D. had had为什么这道题不能用过去完成时啊？为什么D项不对啊？请老师详细讲解这道题

问题 一道涉及现在完成时中短暂性动词和延续性动词的题

【题文】They have made so great progress _________. A. three years ago B. for three years C. in the past three years D. before three years 我想问，make progress是短暂性动词吗? 若是，那么为什么和一段时间连用?（我之前看到过make friends with 变be fri...

问题 关于人教社的一道时态习题

She ____ (see) the newspaper on the table this morning, but she _____(have) any time to read it yet.参考答案只有saw, 但是，我觉得has seen完成时也可以。可是，有人认为只能是一般过去时，难道因为后半句的一定说明说话时间已不在this morning?上午看到...

问题 引导状语从句的first time与the first time

...A：I thought her nice and honest________ I met her.A. first time B. for the first time C. the first time D. by the first time好像 any time, each time, every time, the first time, last time, next time 等都可以用作从属连词引导时间状语从句，它们都没有定冠词the，为什...

问题 Susan is what is known as...的理解

...usan is ______ as an "addlehead"----she always leaves her key on the door. A who is known B which is known C whom is known D what is known 这道题为什么不能选ABC? 像I don't know ____ she is. 这里填who/whom? 作表语的引导词可以用whom吗...

问题 a third try还是another third try

He has tried twice，and he is asked to have _______ third try.A.an     B.another   C.a     D.one答案选B，是答案错了吗？

问题 since与after引导从句时的区别

_______ I finished there,I have been working for a travel agency in my country organizing tours and excursions for tourists from all over the world. 横线上可以用 After 吗？答案是 Since。

问题 the simple reason that还是 the&n

请看下面一题： We didn’t go swimming for the simple reason ________ the water was too cold. A. that B. why C. when D. where 请问答案是A还是B（when和where很容易排除）。for the simple reason that 与 for the simple reason why 有何区别？

问题 difficultly of doing与difficultly in doing的区别

介词填空：She rose above the difficultly ______ being deaf to become an excellent teacher.答案是填 of，但为什么不填 in 呢？have difficultly in doing sth 不是一个常用的句型吗？

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 conduct, diriect, guide用法区别

--If you want to run your business well, everything must be _______ well.--Yes, I will orgznize a meeting first.A. conducted       B. directed      C. guided请问是不是该选A 呢？谢谢。

问题 dispense,disuse, dismissz比较

The man has been with the company for 30 years,but the management has now decided to______ with his services.A.dispense B.disuse C.dismiss请教一下老师，为什么这道题选dispense分配，而不是选disuse停止使用或dismiss不考虑呢？