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问题 这里的it是指前面整句话还是名次problem呢

Heavy schoolbags have been a serious problem for a long time. But the e-schoolbag will work it out.这里的it是指前面这句话吧，长时间都是严重的问题。

问题 破折号中间的定语从句是限制性还是非限制性的

What, then, was a child to make of someone who didn’t know—who was never taught—the proper way to shake hands? 作什么成分？

问题 为什么 everybody后面不能用 his or her 来指代

PEU第三版有这样一句：When everybody had finished eating, the waiters took away their plates. 每个人都吃完了以后，服务员就把他们的盘子拿走了。(不能说：…his or her plate.)

问题 when and where算单数吗？

Professor James will give us a lecture on the Western culture, but when and where ____ yet.(2007 浙江) A. hasn’t been decided B. haven’t decided     C. isn’t being decided D. aren’t decided

问题 else可用于哪些疑问词之后作修饰语

...么吗?Where else did you go? 你还到什么地方去了?Who else was at the party? 聚会上还有谁?请问，除了 what, where, who 之外，还有哪些疑问词也可后接 else? 谢谢！

问题 关于 feel sorry for / about 的用法疑问

老师好，The girl seemed to feel sorry for him.首先 seem 与 feel 我认为在本句中都做系动词，seem 的表语是介词短语 to feel sorry for him，而 feel 的表语是形容词 sorry，这样理解是否正确？feel sorry for sb 对某人感到遗憾feel sorry about sth 对某事...

问题 现在分词一般式与完成式的用法疑问

They hoped he would own up to having told the lie.I think that's what he said, but I can't swear to having heard him correctly.这两句话中的tell和hear为什么要用现在完成时？不能直接就telling, hearing吗？是不是在介词后面的动词只能用现在完成时表示过...

问题 如何分析 come one's way 的用法与意思

Some good luck came his way. They gladly accepted whatever money came their way. The instructor put off driving every student who came his way. 这几个句子是什么意思？come one's way 怎么理解？come 是及物动词吗？

问题 Legend has it that...是什么句式（it是形式宾语吗）

Legend has it that the Dragon Boat Festival originated long, long ago. 传说龙舟节是很久很久以前开始的。请问专家，这是什么句式？如何分析？it是形式宾语吗？

问题 定语从句和并列分句的疑惑

This idiom refers to the fact that good gardeners who spend a lot of time gardening might get their hands stained green from touching plants. 这句里面的who和might，为什么不可以换成will和and，我觉得意思上没有差别啊，will作用spend和get，两个并列的句子。 ...

问题 as引导从句的时态问题

...China has accepted western fashion and technology as it has developed these years, but a lot of young people are turning to the past for their clothes choices and putting on traditional “hanfu”.     as it has developed these years用现在完成时对吗？我想把...

问题 run aground 是系动词+形容词吗？

The ship ran aground where there should have been a depth of 35 ft.请教老师：上句是词典例句。aground词典都列为adv副词，词组run aground是搁浅的意思。我的疑惑是，run aground应该是系动词+adj用法，aground怎么会是副词呢？如果aground是副词，修饰...

问题 连词和状语从句可以构成插入语吗

Iconoclasts, either because they were born that way or through learning, have found ways to work around the perceptual shortcuts that plague most people.                               阴影部分：是插入语吗？还是状语从句啊？              ...

问题 death toll是数字时后面该不该再用数字加people

The final death toll came to 2,743 people—almost all New Yorkers.这是《经济学人》里的句子。我认为这里有people不太规范，应该去掉。各位大咖专家老师怎么看？多谢！

问题 a good fit for sb用法分析

She are a good fit for you.这里的for介词片语是作副词用是么?a good fit for 中的 for 介词片语是作副词还是形容词片语，为什么呢?Tell what makes you a good fit for the job. 这个for 引导的介词片语也是作副词用的是么，还是形容词修饰fit?