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问题 down的用法

Their proposals were given the thumbs down.thumbs这里是名词复数，后面的down词性是什么？如何分析？

问题 难句分析

帮忙分析一下划红线的部分，看不懂。比如 it 指的什么？to the point of 什么意思？produce out of ? pictures of concrete objects?

问题 please用于句首和句末时的标点符号用法问题

...末时，它的前面可用逗号也可不用逗号。如： Please fill in this application form. 请填写这份申请表。 Fill in this application form, please. 请填写这份申请表。 Fill in this application form please. 请填写这份申请表。 但是碰到这样一个句子...

问题 文中逗号的用法，没有可以吗？

It is a truth universally acknowledged, that a single man in possession of a good fortune, must be in want of a wife.是不是让读者很好区分从句，第二个逗号什么意思？

问题 句子结构分析

I certainly hope it 's not because in light of Dr.Lim's recent promotion to Chief of Surgery that she's now your supervisor?这个句子的结构有点看不懂，请问这个句子规范吗，按理说because后应该是个从句，但这从句的结构该怎么理解，in light of该...

问题 固定搭配中的动名词短语

请问老师 spend time in doing sthkeep sb doing sthbe busy in doing sth这三个doing分别作什么成分呢？都是动名词短语吗？

问题 非谓语短语动词主动形式表被动意义，被动形式表主语意义，老师能有例子吗

... baby to look after.please pass me a pen to write with.who is to blame for the car accident?There are several houses to rent.With a lot of questions to answer,Mr.Zhang didn't go home last night.There is nothing to fear/to be feared.your question is easy to answer.the box seems leavy to carry.非...

问题 informal和formal

Informal: I've just seen your advert in...Formal: I am writing with reference to your advertisement in...第一句是非正式表达，第二句是正式表达，为什么我感觉两个句子意思不一样？writing不是写吗？可第一句是看到你的广告呀？ with reference to什么...

问题 被动句不跟宾语吗？

He was left a large sum of money in his uncle's will.如果被动句都不跟宾补，那这“ a large sum of money in his uncle's will" 是句子的什么？

问题 what句首引导的是什么从句

What this park lacks in size, it delivers in enormous aquatic entertainment. 请问这句话what引导什么从句?

问题 句子结构分析

What is harder to establish is weather the productivity revolution that businessmen assume they are presiding over is for real.

问题 may回答用法

—May I open the window?—No, you may not.( 可以这么回答吗？看到书上说不可以，有点困惑)

问题 句子分析

Officials have not confirmed how many of the more than 50people originally due to be deported were actually on aboard.可以分析一下这个句子吗，不太明白！

问题 虚拟语气(翻译:本该……)

想表意：我本该在那个玩具卖掉之前买下。I should have bought the toy before it had sold.

问题 such being

Such being the case,she has nothing to say.请问老师，前半部分的原句是什么？