找到约 30000 条结果

问题 be certain that是否省略that吗

"You let us in or we'll break down this door!" He wondered if they were actually getting a ram of some sort to batter at the door. He was reasonably certain it would hold.He was reasonably certain it would hold. 是 be certain that 的结构吗？that 怎么可以省略呢？

问题 either...or...连接两个句子可以都用将来时吗

...面这个句子中，前面一句的将来时态用得不妥： Either you’ll leave this house or I’ll call the police. 你要是不离开这座房子，我就叫警察来。 应该改为一般现在时吧。即： Either you leave this house or I’ll call the police. 你要...

问题 Would like的否定问题

Which pets would you not like in your house? Which pets wouldn't you like in your house?请问这两句都可以吗？意义有区别吗？用法有区别吗？

问题 阿西莫夫小说中的一个难句理解

...t on the whole he preferred not to do that out loud in her presence.出自阿西莫夫的小说问题一，第一句话里的mere什么意思，为什么有吸引力attractive和看不起despise有关，对这个too……to结构...

问题 情态动词must和need在疑问句中的区别

—_____ I finish my task today,mum?—Yes, you have to.A. must            B. Need通常选用A答案，但是学生觉得B也可以。请专家老师对此题进行解析与评价。

问题 go bike riding 是什么用法

...现象？I remember we went bike riding together last fall when he visited you.1.在句子里的“went bike riding”，这是什么语法现象？为什么不写成象“go swimming／fishing／shopping／camping”这样呢？2.went bike riding与went riding意思一样吗可以互相替换吗？...

问题 if 是如果还是是否的意思

Tell him whether you need the book.告诉他你是否需要这本书。Tell him if you need the book.在这里if 是如果还是是否的意思。

问题 主语从句that可以省略吗

It's too bad you can't go as far as Ottawa.it 是形式主语 那真正的主语应该是后面的 you can't....吧。 但是主语从句不是不可省略引导词吗？

问题 recognize跟从句还是复合宾语

请教各位老师：recognize后面是从句（从句感觉少了个be动词）还是复合宾语（跟介词短语也没见过）？Perhaps you will recognize some of these IoT（物联网）technologies already at work around you.

问题 关于no matter what

Never lose heart，no matter what kind of problems you meet and wherever you are.这里，no matter 引导的让步状语从句，后边算是倒装吗？如果不算，这个句子语序也不是正常陈述句吧

文章 人称代词宾格可以用于主语位置吗

...ys he saw John and I last night. （CGOEL）It would be an opportunity for you and I to spend some time together.（CGEL）Balthazar says that the natural traitors like you and I are really Caballi. （LGSWE）Longman Grammar of Spoken and Written English认为这是由于矫枉过正（hypercorrect...

问题 一个句子为何存在两个动词？

All it would do is slow down the rate of change.  (选自Public Attitudes Toward Science By Stephen Hawking)译文：它所能做的只是延缓变化的速度。请问老师，句中有两个动词，一个是表语is，另个一个动词slow down及后面的部分整体作表语。slow down ...

问题 sir，lady与Mr.,Ms.的用法区别

...d Lady Lucas are determined to go, merely on that account, for in general, you know, they visit no newcomers. sir和lady不是要单独使用的吗？为什么这里可以加名字？这里可以呀Mr和Ms吗？sir，lady与Mr.,Ms.的用法有什么区别？

问题 as it is called 是状语从句吗

Reminder: The KonMari Method, as it is called, asks you to hold each possession and ask yourself whether it sparks joy, and if it doesn't, thank it for its service and let it go. as it is called这里是引导的状语从句吗？方式状语从句？as这里担任成分吗？

问题 单数可数名词前为什么没有不定冠词a

问题句：We sit around a fire or lie in bed.请问该句后半部分的 lie in bed 的 bed 前不应有 a 吗——lie in a bed？另，You never feel the transition from night to day 中，night 与 day 皆为单数，为何前处皆无 a 呢？