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问题 过去完成时

请老师帮我看看这道题，不应该用完成时吗？--Have you graduated from College？---Yes,_____.A.I studied French for two years .B.I had studied French for two years.

问题 twice的用法

Twice that much may fall higher up at 4000 feet. Twice that many used cars had been sold. 老师请问，这里twice that和twice many是什么用法呢？谢谢了

问题 ever的用法

It was the first time that the USA had ever lost an Olympic basketball match.老师，这里的ever是确实的意思么？我查了字典，发现只有“确实"的意思可以翻译的通。

问题 英语难句分析

Throngs such as had never been known before in the history of the United States rushed to hear them.专家帮分析一下这个句子。

问题 much to成分分析

Given all these disadvantages ,central bankers seem to have had much to boast about of late.结构分析

问题 than的用法

I had pulled in from the road for no other reason than to let a bus pass me.老师这句话中的than没有比较级是什么用法？和哪个搭配？

问题 part用法

请问一下。Many new buildings had expanded around it. However, it was still part of a royal palace and prison combined.中part什么用法呢？为什么它不加冠词而且又不是复数形式呢？希望老师帮忙，谢谢了！

问题 状语从句介词辨析

He has had to cook by himself__________his mother went on business to Beijing.A since   Bafter请问这里为何不能用after

问题 find后的宾补

I found cat ___ under the tree, who had caught the mouse. 用hiding 还是 hidden. 我倾向于用hiding，但是答案给的hidden。

问题 词法问题

He was a clever man and apleasant companion，but was always in debt and had too great a fondness for the bottle.我觉得句子中too great应该放在冠词a 后面，放进来修饰这个名词fondness，一起构成名词短语，放出来感觉翻译怪怪的

问题 upbringing可数吗

You can tell from that boy's behavior that he's had good upbringing.我看到很多例句里 upbringing 都是可数的，这句话是出自《赖世雄美语从头学》，请问这么用对吗？

问题 As引导的从句

Chengdu as I had known it might have beenswept away by the tidal wave of real-estatedevelopment. 这里是状语从句吗？为什么没有逗号

问题 every还是either

The boy took off his socks: ______ one had holes in the toes.A. any   B. every   C. either   D. both

问题 doing sth成分问题

I've had trouble sleeping recently.最近我睡眠不好。have trouble doing sth中，doing sth作什么句子成分？

问题 句子分析

"It's lucky for you I'm the one you met," the man said, smiling. "If it had been that criminal with no police around, he'd probably have twisted your neck."have been后面是不是省略了谓语动词？