...involve the exchange of cheap
Iranian oil for help building telecommunications networks, hospitals,
underground railways and, it is rumoured, ports on some of the world’s most
strategic waterways. 如果是形式主语，代替什么呢？还是叫做虚拟主语？
When a student
attacks a professor on the social media，the language used
actually says more about the students.1. 这里为什么要放used在句中?这里的used是什么意思？2. 如果used是形容词，为什么它后面可以跟着一个副词一起修饰动词say呢?
...为什么可以修饰形容词？ 2.Where did you get these doors?
From the old houses which were _____ by the _____ workers. A. taken downB. pulled down 教材给的答案是b，但我感觉AB都可以，请问老师这两个有什么区别吗？
With surging obesity levels putting increasing strain on public health systems, governments around the world have begun to toy with the idea of taxing sugar as wells此处的toy with 是什么意思？网上的意思是不太认真地考虑，可感觉这里好像不是这种含义？
The prolonged connection with France retained by its new rules and landlords made a deep impressionon the English language. 这里retained by前面为什么不加be动词，不是被动语态吗？
The silence was suddenly broken when a large car,with its headlings on and its horn blaring,roared down the arcade.请问老师,with部分作句子的什么成分,可以看作car的定语么(为什么加那么多逗号)? 它的主句部分是 when a large car roared down the arcade 吗?
Take four or five hours off,not necessarily consecutive,and simply write down every accomplishment in your life, on or off the job,that made you feel effective.这个句子去掉插入语可以化简为Take four or five hours off and simply write down every accomplishment in your life that made you ...
...nts: ‘Is my child safe if he or she goes back to school?’” says Sir Jon Coles, head of a charity which runs 85 schools, and who has advised the department for educationon reopening. 这里and who能够并列嘛？两个定语从句不是修饰的一个词，为什么用了and。还请老师...
...饰性，比如Yesterday, there are a lot of people.或者，When I stand on this stage, I get a kind of responsibility.这个时间状语算修饰谓语还是全句。感觉两个都讲得通，是不是修饰谓语和修饰全句是等价的，都是描述动作发生的时间或地点、目的之...