话题 hearts and minds

话题 and连接过去分词短语

话题 far and away

话题 can and must

话题 nice and cool

话题 father and son

话题 连词and or用法

话题 and upon which

话题 in and of

问题 under（在……下）的引申用法归纳

...s help，而说 with sb’s help。例句：With the teacher’s help, I worked out the problem at last. 在老师的帮助下，我终于算出了这道习题。▲类似的情况还有哪些？

问题 现在完成时与现在完成进行时

...比如：I’ve been translating this article for two hours./We have been working hard for several months.结合语境可否表示动作已经结束只不过强调动作的进行、持续性，或者表示刚刚正在发生的含义呢？

问题 would do well to 是怎样的一种语气？

would do well to 与 would better 是一样的意思吗？You would do well to remember that you are just a servant.

问题 辨别关系代词用作定语从句的表语与宾语补足语

Her girlfriend is not the girl you thought her to be.有人认为这里的you thought her to be是定语从句，省略的关系词为宾语补足语，但我觉得很奇怪，这怎么是宾语补足语呢？明明是表语嘛！用作 to be 的表语啊！

问题 一个句子中可以有两个不需要连接词连接的句子吗

刚才在词典上看到一句话，Are you so tired you don't have the energy to engage with your kids? 在这里tired的后面不用加that也可以吗

问题 to 引导的不定式作目的状语or作定语存疑

There is nothing I can do to help you.请问老师这里的"to help you" 是作目的状语还是作定语？为什么？