问题 at ten years old和grow to over 80 meters tall

...中发现了几处类似的用法，弄不明白      They could grow to six meters tall...          查《麦克米伦》grow词条：The redwood tree can grow over 80 metres tall.      网页上： They reached around eight meters in length at about 30 years old.       按道理...

问题 请问轮流做某事是 take turns to do 还是 doing

问题 请问13题的D选项为什么加个to 就成立了

问题 too...to...句式中的不定式可以用完成式吗

问题 It is the first time 后接不定式为什么不用to

It is the first time have seen him like this angry and passionate.老师，这个前面为什么不用加 to ? 固定的句式吗？

问题 The letter is ready to be posted. 这个不定式作什么成分

The letter is ready to be posted. 这个不定式作什么成分？意思很好理解，但要分成分却很难确定这个究竟算什么成分？

问题 句子正误判断(涉及date back和date back to)

...se, Chinese is a very old language, with its earliest characters date back to nearly four thousand years ago.4. In a sense, Chinese is a very old language, with its earliest characters dating back to nearly four thousand years ago.请问以上四句话中，只有 1 和 4 的语法是对的吗？1 ...

问题 it做真实主语和形式主语

主+be +adj. +to do = It be +adj.+ +to do sth（it为形式主语）这个说法是正确的吗？那么 I am hard to love = it is hard to love me.It is hard to do / eat / look at 也是正确的咯？（it为真实主语）

问题 be + adj + to do主动表被动

常用于此结构的形容词有：difficult, easy, hard, interesting, pleasant, nice, bitter, fit, dangerous...  请问这种结构是有道理可循的吗（可以帮助理解记忆的）？还是直接记忆固定的形容词？

问题 关于make的用法

...法总结---不定式短语在主动结构中作宾语补足语时，不带to；但在被动结构中作主语补足语时，不定式短语则必须带to。如：Filth and high prices have combined to make London and other cities depressing places to live in．请问，以上说的主语补足语...

问题 want sb to do sth与want sb being的正误判断

请问老师，以下句子对吗？I do not want to see you leaving. 我不想看你离开。I want you being successful. 我希望你成功。如果不对，该如何修改？感谢老师!

问题 How long will it take to do sth的句式分析

How long will it take to do sth?在这句话中，take缺少的是宾语， how long是做宾语的话 那么long是否是名词词性，如果这样的话 how是副词做定语修饰名词么？ 是做定语么？

问题 In these places patients can go to be near nature.

这句话是从2019全国卷I七选五选来的，不明白其中的 be 是什么用法：In these places patients can go to be near nature during their recovery. 

问题 continue 和go on的疑问

我的疑问1：(1)continue to do =continue doing都是表示继续做先前的事对吗？新概念英语第二册第44课：she was soon out of breath but she continued to run。这里就是contine to run=continue runing 对吧？(2)那网上所说的：“continue to do sth.===go on to do sth.（...

问题 pressure to do sth还是pressure o

表示“做某事的压力”，pressure 后接不定式还是 of doing sth？换句话说，是用pressure to do sth 还是 pressure of doing sth？谢谢！