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问题 在we tell him后为什么把to do都省略了

He refuses to spend time with us or do as we tell him.请问这里we tell him 后为什么把 to do 都省略了？

问题 take longer to do sth 中的 long 是形容词吗

It would probably have taken me longer to move into the recovery phase.  请问：longer 是形容词吗? 后面省略了 time 吗？如 take me longer（time）to do 等。

问题 这里用现在分词diminishing还是应该用不定式to diminish

Winds will be southeasterly 10 to 15 miles per hour, diminishing at night.这里用现在分词diminishing表示和谓语动作同步进行吗？我感觉不对。显然，diminish这个动作要晚于谓语动词发生，是否应该用to diminish ?所以，不明白不理解这里为什么用了...

问题 请问粗体部分能看作插入语吗？

British and German media obtained information, purportedly including names, telephone numbers and relatives’ details, of 22,000 members of Islamic state from 50 countries.请问粗体部分能看作插入语吗？

问题 如何确定复数表示全部还是一些

Details of the methods are covered later in this article. （some details 还是all details？）After the speech, people flocked out of the hall. （people指代全部人还是某些人？）She evaluates people by their clothes （我认为people...

问题 关系副词引导定语从句问题

Pipe smokers sometimes wear down the tips of their teeth where they grip their pipes.曹老师我想请教您一下：1.这里的where引导的是定语从句嘛？2.老师关系副词是都可以转换成“介词+关系代词”么？之前碰到的句子，先行词都比较常规，好像都能...

问题 attack与land的区别（bomb作主语时）

A bomb _______ in an orphanage and several children were wounded.A. attacked       B. landed答案选B， 但是 A 为什么错了呢？

问题 有关so做替代词的问题

老师，您们好！We must find ways to protect our environment.If we fail to do so,we'll live to regret it.=We must find ways to protect our environment.If we fail to find ways to protect our environment。对于上述的so做替代词用法，我有些不结。第一，do so的do是实义动词...

问题 “先行”It句型中to do 和 doing结构的含义

...大原则是否也适用于先行it句型（如：it is impossible for me to forgive him.）吗？但也不乏有例外？其次，to have done 和having done 是否也可以用在此句型？谢谢老师。

问题 介词及从句（为什么是to which而不是for which）

Specifically, the authors found that the modern era is unique in the extent to which creatures with larger body sizes are being preferentially targeted for extinction.请问为什么是to which,而不是for which？

问题 表示“比得上”用compare with与compare to

... 我在词典上查到了，但是我想问，这里能不能用 compare to 呢？因为我在手头的词典中没有查到 compare to，所以有些怀疑，请专家老师指点！

问题 begin to feel 还是 begin feeling

您好，有这样一道题：“Dinah will miss me tonight,” Alice thought. Dinah was ___80___ (she) cat. Down and down and down Alice went. And now she began ___81___ (feel) sleepy81题答案给的是to feel，然后begin后面可以接doing 吧？还有 start 也一样。但有一条是begin后...

问题 bring...to...还是bring...for...

许多语法书在谈到动词后接双宾语时搭配介词的用法时，将动词bring与give, tell, send, pass等划为一类，即用于bring sb sth=bring sth to sb。但有时也可见到bring sth for sb的用法。请问到底该如何区分？谢谢！

问题 英语可以说 protect sb. to do sth.吗

如何翻译：保护某人去做某事。是protect sb. to do sth.吗？谢谢老师！

问题 ​There are said to be...的用法

There are said to be one billion people learning English now.据说现有10亿人学习英语。请问老师这里可以改成It is吗？为什么？