...und Zero is just a subway ride away. Everyone, it seems, knows someone who did not come home Sep.11. Everyone, it seems, was touched by the tragedy. 原文译文：纽约人谈吐的口气依然强硬，依然一如既往地生活，但是却少了许多洋洋自得和欢乐的成分，他们...
For a social epidemic to occur, however, each person so affected must then influence his or her own acquaintances, who must in turn influence theirs, and so on; and just how many others pay attention to each of these people has little to do with the initial influential. so affected该如何理...
...s spring—the most commonly-accepted definition says this generation was born after 1995, give or take a year—the attention has been rising steadily in recent weeks.
...中对as的一个意思的解释used in comparisons to refer to the extent or degree
of something中的something是指实际存在的物体还是抽象的概念？比如it tasted like
grape juice but not as sweet.中我们认为something是指it和grape juice，还是认为something是一个抽象...
Gause said that whenever you've got two similar species competing for the exact same limited resources, one of them will have some sort of advantage-however slight- that'll eventually enable this species to dominate and ultimately exclude the other one ...even cause it to become extinct.教...
He must have had an accident,or he then.A.would have been hereB.had to be hereC.should be hereD.would be here请老师详细讲解这道题，为什么选A项而不能选其他项啊？这个题中then的作用是什么啊？then的用法有哪些啊？谢谢老师啦。
The rail system was chosen because the cost of energy is not so great as with a bus system because it is much easier to carry a great number of passengers by train than by bus or car, and because the noise and pollution is not so great as with buses and cars. 句中as with是什么意思？
She has argued that wild animals should be left in the wild and not used for entertainmen or advertisements.that 引导的宾从么 可以省略么？should be left 是被动语态吧 那后面的in the wild 看做状语对吗，有人说是主语补足语。
... way to profit from fashion as a collectable item was to buy rare ,vintage or antique garment in mint conditon-an expensive business and still ( ) which offers relatively risky return. 请问老师此处为什么不能填is？
可以理解填something 或 one，不能填is 是为啥？
...英语语法》 page 171写道：【ib】 #The sun is setting at five tomorrow.The progressive is restricted to cases where human agency or intention is involved – hence the anomaly of examples like [ib].作者认为进行体表示将来仅限于涉及人的作用或愿望的情况下，因此...
...分别由a和the修饰，两句话都正确吗？A 15-year-old sometimes forgets things, but that doesn’t mean his
or her memory is getting worse.The 10-year-old gets up half an hour earlier on school days to play
computer games.
Oh, I may have given it a thought once or twice, but my whole career has been in larger organizations. That’s where I have excelled and where I want to be.where I want to be的引导词是where，这里为什么用系动词be， 而不是go呢？