看到词典上例句：He can come back to work when he's feeling better, but in the meantime he should be resting as much as possible.产生以下疑惑：为什么句中的in the meantime前后缺少逗号？望老师赐教！
Then I started to dialing everyone I could think of who knew Vince, hoping someone could shed light onhow and why this could have happened.疑问：could have done 一般不用于肯定句，这里为什么用于肯定句呢？could have done究竟是什么意思呢？有几种含义？本句如何...
...用blowing 不用blew 是因为blow的这个用法吗(of air, wind, etc. : to move with speed or force)？，这里的a stream of charged particles和风是同一种“物质”，他们会自发的移动，而不是被吹。off表示离开的意思。
This success coupled with later research showing that memory itself is not genetically determined，led Ericsson to conclude that the act of memorizing is more of a cognitive than an intuitive one.如果把这里的coupled with理解为不及物动词短语作谓语呢？
It's a theory to which many economists subscribe, but in practice it often leaves railroads in the position of determining which companies will flourish and which will fail.若将companies改为单数，意思会有很大的变化吗？
...The upside is the possibilities contained in knowing that everything is up to us; where before we were experts in the array of limitations, now we become authorities of what is possible.(2011英语一)。求此句话的详尽解释，怎么翻译，答案解析说什么调整法搞不懂呀怎么才...
She tried to explain the situation,saying 'It's only me'.She walked towards him,he fled,slamming the door behind him.1.请问例句中的 saying 和 slamming 是作句子的什么成分?2.此外第二句的behind him究竟怎么理解? 难道不是定语吗?? 不是 "他后面的门...
Many of the discrepancies between what the public sees as healthy and how experts define it can be attributed to marketing.between what the public sees as healthy and how experts define it 是介词短语做定语，那么between后面引导的是什么从句呢
如：动词go+小品词on+介词短语about…He went on about some primitive Uzbec-or-something writings that were
to prove something.问题：诸如此类的结构，动词、小品词和介词短语，它们之间的（修饰和语义）关系是什么，如何去理解，望老师详解！
He is learning Chinese and will come to stay with me this year in China.这是高中英语新教材译林版必修1第1单元的句子(p11)。请问句中的时间状语 this year 为什么放在地点状语 in China 的前面？我在书上见过，说地点状语总是要放在时间状语前面...