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问题 非谓语动词seen与being seen的区别

______ from far away,the 600-meter tower is stretching into the sky.请问这里为什么用seen，而不用being seen。Beginning from Buckingham Palace, this trip takes you to the best of London's sights.这里用beginning  两题的不同之处在哪？

问题 My set of keys作主语时谓语动词用单数还是复数

My set of keys ______ old, but your keys are new.A. am     B. is     C. are      D. beMy set of keys作主语时谓语动词用单数还是复数?各位专家老师，恳请帮助，谢谢！

问题 及物动词的现在分词用法

The class that exploits other.改为现在分词形式：the exploiting class.exploit本身为及物动词，作分词时，和class形成主动关系，是否及物动词变为现在分词作定语时，不需要考虑其宾语问题？

问题 in front of the mouth的用法

在...put your finger in front of the mouth 一句中，in front of 可否用 on 代替，或者用 before 代替？谢谢解答！

问题 关于doing前面为什么用动词宾格

so anyway，there I was，standing six feet from this guy，both of us facing the wall，him shouting at his urinal about some business.这里面为什么是him呢，他做什么成分呢，谢谢老师！

问题 everyone作主语时用代词he与they

语法填空:Not everyone in this group prefers to go there by air, do they?为什么不是does he?

问题 play with a basketball为什么要用冠词

Little Tommy was playing with ______ basketball alone while his father playing ______ piano just now.A. the; x        B. x; the          C. a; the          D. x; the答案为C，第一空为什么用冠词a？谢谢！！

问题 情态动词ought to用法质疑

...文》第六版ought to词条有一例句：You were out enjoying yourself when you ought to have been studying.应该学习的时候你却在外玩。这里have been studying是否应改为be studying?因为主句为过去时，所以ought to也表过去，其后再接个完成进行时，则语意...

问题 as the day went by的说法对吗

...我觉得直接用单数也不错，因为可以理解为“随着这一天的过去”。我的理解对吗？谢谢专家！

问题 如何理解from livestock in fishing ？ 这里用from...in...如何理解？

VOA 《Turning Straw to Fuel to Save Senegal's Forests》The initiative is diversifying the economy of a rual region where many eke out a living from livestock in fishing.如何理解from livestock in fishing ？ 这里用from...in...如何理解？

问题 基数词为什么用复数

Such behavior is regarded as all too human, with the underlying assumption that sloth is one of the sevens inherent sins of human being. 1. sevens为什么要加s?2. inherent为什么要在sevens sins中间?3. of human being 短语成分？4. human being为什么要加being而不是直接human?

问题 Not as long as…的用法疑问

...p;这里我将he thought理解为主句，I can......with me理解为宾语从句提前，as long as ...up.状语从句。不知道这样的理解是否正确？

问题 “to+a/the+名词”表示极限程度的用法

在一本书上看到：1. “to +a +名词”（用不定冠词）可以表示极限程度，比如 to a man, to a hair, to a fault 等。2. “to+the+名词”（用定冠词）也可以表示极限程度，比如 to the bone。但是书上举得例子很少，而且也没说为什么，希望得...

问题 请老师指出我译文存在的问题

... just an opportunity to commemorate one of the greatest playwrights of all time. It is a moment to celebrate the extraordinary ongoing influence of a man who—to borrow from his own description of Julius Caesar —"doth bestride the narrow world like a Colossus." 网上的译文是这样...

问题 hurt, injure, harm, wound的区别

...问第一句用injured 可以吧？第2，3句有何区别？武器造成的伤害不是用wound么？第四句可以用hurt吧？一般的伤害造成了精神或肉体上的伤害？谢谢