找到约 40000 条结果

问题 这里的if是虚拟语气条件句吗

...，Balto并没有失败，而是成功了；那么通常来说要用过去的虚拟式：If Balto had failed, it would have meant disaster for Nome.而文中并没有采用这种形式，请问是为什么？这里的if条件句是虚拟语气吗？谢谢。

问题 affect more women还是affect women&nbs

下面这个句子中的affect more women用得对吗？我感觉应该是affect women more： Irritable bowel syndrome seems to affect more women than men. 女性比男性更易患肠易激综合征。 我的理解是：affect more women中的more应该是修饰women的，所以affect m...

问题 With so little time to do it in中的介词in可以省略吗

With so much to do and so little time to do it in, how are we to cope? 选自《Old Father time Becomes A Terror》—Richard Tomkins事情那么多，时间却那么少，我们该怎么办？此句中 in 的作用是什么？能否去掉？谢谢老师。

问题 in my case的意思

...able atomic bomb on paper?1、chemical-supply什么意思？提供化学品的？2、average — or below-average这两个average都是形容词吗？in my case在这什么意思用法？

问题 both的用法

... both favorable feedstock for the process.虽然methanol应该是没法加s的，不可数。我知道这几句话是对的：Crude methanol from both coal and natural gas is favorable feedstock for the process.              ...

问题 has been great 和 are great 含义理解上的究竟有什么区别？

...ning has been great.这里用 has been great 现在完成是暗示对现在的影响吗？如果改成一般现在时are great, 含义上有什么区别？

问题 write to do sth与write doing sth的区别

比如下面两句话，它们有何区别：He wrote saying that he had sold his house.He wrote to say that he had sold his house.

问题 knock off 短语的用法与搭配问题

Jack told his mother the cat ______ the table, but the truth was that he did it. A. knocked off the vase B. knocked the vase off C. knocked out the vase D. knock the vase over 请问老师，选D或者A有什么不妥吗？正确答案是B，谢谢老师帮助。

问题 a flock of 500与flocks of 500的理解问题

Throughout the period November to February flocks of 500 or more are regularly present. 请问这里为什么用 flocks of 500 or more 而不用 a flock of 500 or more 呢？

问题 an act of letting go的理解与翻译

I suppose the whole of life becomes an act of letting go, but what always hurts the most is not taking a moment to say goodbye.问题：介词后面可以加什么？let go 是可以加这种动词词组么？let go 怎么翻译？谢谢各位老师！

问题 on the day after tomorrow中的介词on用得对吗

We’re meeting the day after tomorrow. 我们后天要见面。请问这句话可以在 the day after tomorrow 前面加上介词 on 吗？

问题 close up shop与close up the shop的区别(有无冠词)

close up shop和close up the shop都看到过，它们有区别吗？(一个有冠词一个没有冠词)

问题 show sb sth与show sb to sth的区别

I’ll have Bob show you your room.I’ll have Bob show you to your room.这两句都对吗？还是有错有对？区别是啥？谢谢！

问题 wait for a/the 20:08 train中的冠词用法问题

I was playing my phone while I was waiting for _____ 20:08 train.A. a   B. the 难道只能选定冠词吗？

问题 v-ing的用法问题

Sunday lunch is a special meal because we have more time than we would normally have at mealtime, without the pressure of work and school crowding in on us.老师们好，这句话中有两个知识点不是太懂。麻烦您解答一下，谢谢。① 请问would在这里表示 repeated actions in ...