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问题 past few years所连用的时态

My brother has been in the United States of America for the past few years.1.既然是过去几年在美国,表示现在并不在了,那为什么用现在完成时呢?而不是过去完成时呢?2.few不是代表否定意义的"几乎没有"吗? 难道这里不应该用a few吗?

问题 定语从句选择题（好多人对答案不一样）

There are many copper mines in the state of Arizona, ______ contributes significantly to the state's economyA which fact B whose fact 到底是哪一个啊？ 有的说A 有的说是B?

问题 not until和not unless

...分not until和not unless呢?Government cannot inject a single dollar into the economy until it has first taken that same dollar out of the economy.这个句子until可以换成unless吗？还有本句应如何理解呢，中文意思看不太懂，什么是政府把钱拿出来才能把钱放进去...

问题 指代不可数名词用some还是one以及one of后的名词单复数

...011/620679.shtml看到一个句子：In fact, adult human hair was some of the strongest in the study. 句中的some是否正确？如果改成In fact, adult human hair was one of the strongest hair in the study.是否正确？（one是否可指hair，而one of后的名词是否可以是不可数名...

问题 句子划分这样划分对吗

Some of them（主语）behave（谓语） so badly（宾语） that people called the police。（结果状语）It （形式主语）was(系动词) such a dangerous drug（表语） that he nearly died（结果状语/真实主语）。

问题 逗号隔开的后置定语

A(主语)B（谓语）the basic themes and preoccupations of an unfolding , dominant puritan tradition in American intellectual life.解析说：红色的是宾语，绿色的是宾语的后置定语，为啥这后置定语之间要加个逗号，这是什么语法知识呢？

问题 伴随状语疑问

28. “We can’t go out in this weather,” said Bob, ____ out of the window. （2004·全国II）A. looking B. to look C. looked D. having looked这个题选A做伴随状语没问题。可否选D做原因状语呢，因为看了窗外后，他说了那句话？

问题 It was a year before...句型理解

It was a year before she became head of a tiny Internetbased commodities exchange.这个句子 中It was a year before 是什么意思？指一年前还是一年后呢？

问题 虚拟语气中would do与would have done的区别

1. l wouldn't have said that if l had thought it would have shocked her.2. l wouldn't have said that if I had thought it would shock her.这里怎么理解would have shocked her和would shock her的细微差异？感谢各位老师。

问题 most of my family作主语谓语动词用单数还是用复数

Most of my family is OK, but my brother’s a bit of an oddball.下面的句子对吗？我是说这里的 is 对吗？

问题 比较级表示最高级的时候，什么时候需要加the？

1.如下面2个句子,the究竟需要加吗?Tom is taller than (the) other students in his class.Tom is taller than all (the) other students in his class.2.如果用any of结构,是不是不管后面是名词,还是代词,都加上the?  than any of (the) students  than any of (the) other s...

问题 although 与 out of 的搭配

老师您好，请问句子 Although out of commercial purposes,in trems of thr effect,it meets the social needs in the network era.中的Although out of commercial purposes中 although 是什么用法，以及 out of purposes 做什么成分?

问题 句子成分分析

Legend holds that the Roman emperor Nero burned as much as he could find of the precious spice on the funeral pyre of his second wife Poppaea Sabina.请问老师：as much as he could find of the precious spice 中 much是代词做动词burn的宾语吗？为什么of the precious spice位置这么...

问题 中译英中which从句的应用

...上看电视，这使社区其他居民无法入眠。标准答案：Tony, the son of Mr. Johnson, liked watching TV in the evenings, which made it hard for other residents in the community to fall asleep.我的译句：Tony, the son of Mr. Johnson, liked watching TV in the evenings which ...

问题 过去式的相关问题

Not until recently______the development of tourist-related activities in the rural areas.A. they had encouraged B. had they encouragedC. did they encourage D. they encouraged老师，这题选C，我知道是倒装的结构，但是为什么这个里面的时态是过去式，哪里看出要要用...