问题 when 和 while 的区别与互换

Think about rocks when you enjoy the sand and sun. 这句话中的when能用while 吗？

问题 follow如何理解

I was hospitalized following a severe heart attack and had been in attentive care for several days. 我因严重的心脏病发作住院，并在监护病房里住了几天。(官方译文)问题：请问follow怎么理解？官方译文正确吗？感觉follow在文中的意思是，先住院...

问题 宾语前置的倒装句

One botched spell does not a witch make. It takes years of study and practice.第一句话对吗？这是倒装句吗？宾语放句首是为了起强调作用吗？第二句话的it指代第一句话。

问题 Nobody else的用法

“You can use me as the last resort, and if nobody else volunteers, then I will do it”nobody else为代词，定语修饰后面的volunteers，这里的volunteers为什么要用复数呢？单数是否可以？

问题 dawn 后面接形容词用作什么成分

Thursday dawned bright and sunny.请问 dawn 后面可以接形容词吗？用作什么成分？

问题 while doing 的用法疑问

请问老师while在这里是什么用法？Its Intelligent Transport System tells drivers when roads are crowded, while changing traffic lights and planning alternative routes that drivers can follow.

问题 形容词可以作主语吗

Also explored were the photophysical properties and conduction characteristics governing the devices fabricated using these nanomaterials.我把explored 这个当成形容词在句子中作主语，不知道理解的对不对?

问题 表示“根据”“按照”的介词有哪些

表示“根据”“接照”一般用介词according to。如：Everything went according to plan. 一切都按照计划进行。Each man will be paid according to his ability. 每个人将根据他的能力获得报酬。The teacher lined the students up according to height. 老师把学生按个...

问题 常见的后面只能接to do的词组（不能接doing）有哪些

问题 buy sth to sb 跟 for sb 有什么区别吗

问题 hesitate to sth, hesitate doing sth,hesitate abo比较

问题 The plan is bound to succeed怎么分析句子成分

问题 He is sure to be right怎么分析句子成分

问题 She fussed about, unable to hide her impatience.

请分析一下后半句的语法，谢谢！

问题 How does it feel to be retired? 中的it 是形式主语吗

口语对话句子中 it 是形式主语吗？Woman: Mark, how does it feel to be retired?Man: Well, not so bad. 请老师分析一下第1句话？it 是什么意思？