Step 2　Sentence structures we are going to learn

　　1."The last thirty years have seen the greatest number of laws stopping our rights and progress,until today we have reached a stage where we have almost no rights at all.""过去30年来所出现的大量法律剥夺我们的权利,阻挡我们的进步,一直到今天,我们还处在几乎什么权利都没有的阶段。"

　　【观察思考】

　　1)The city has seen many changes.城市历经了许多变化。

　　2)The following year saw the death of both his sisters.第二年他的两个姊妹都死了。

　　3)They came to the corner which had seen many accidents.他们来到了那个发生过许多次事故的拐角处。

see,find,witness等词的主语可用　　　作,以拟人手法增添语言色彩,see可译为"　　　"。

　　【尝试运用】

　　The year 1949 　　　 the founding of the People's Republic of China.

A.saw B.watched

　　C.observed D.noticed

　　【观察思考】

　　1)At that time we had reached a stage where we had more black readers than white ones.那时候我们已到了黑人读者比白人读者还要多的阶段。

　　2)Increasing poverty has led to a situation where the poorest openly admit that they cannot afford to have children.日益严重的贫困处境使得最为贫穷的人们只得公开承认他们养不起孩子。

　　3)He's got himself into a dangerous situation where he is likely to lose control of the plane.他使自己陷入可能对飞机失去控制的危险境地。

在定语从句中,当先行词是stage,point,spot,position,situation,case,method等,并且它们在从句中充当状语时,引导词用　　　或　　　.

　　【尝试运用】

　　1)I think you've got to the point 　　　 a change is needed,otherwise you'll fall.

　　A.when B.that

　　C.where D.which

　　2)I can think of many cases 　　　 students obviously know a lot of English words and expressions but can't write a good essay.

　　A.why B.which

　　C.as D.where

　　3)We're just trying to reach a point 　　　 both sides will sit down together and talk.

　　A.where B.that

　　C.when D.which

　　2....only then did we decide to answer violence with violence.......只有到那个时候,我们才决定用暴力反抗暴力。

　　【观察思考】

　　1)Only then did she realize she had made mistakes.直到那时她才意识到她所犯的错误。

2)Only when he came back did I go to bed.当他回来的时候,我才上床睡觉。