内容正文:
Unit1 topic 2
重点语法点 一
表示表示现在完成时的提示词
现在完成时的含义之一表示过去发生或已经完成的动作对现在造成的影响或结果,常与never/ever,just,already/yet,before,so far, for….years, in the past X years ,since+年份等连用。这些标志词可以表达这种含义
⑴already已经(多用于肯定陈述句)
他已经回家了。
He has already gone home.
他已经看过这个电影了。
He has seen the film.
(2)yet 已经,还(用于否定句
或疑问句)
Has he come back yet?
他已经回来了吗?
He hasn’t come back yet.
他还没有回来。
(3)ever 曾经(多用于疑问句,问初次经历)
Have you ever been there?你曾经去过那里吗?
(4)never 从未,多用于否定陈述句,常回答ever的句型
Has he ever been abroad?他曾出过国吗?
No ,never.
I never seen him. 我从来没有见过他。
(5)just 刚刚(多用于肯定句,位于谓语动词之前)
I have just come back.我刚刚回来。
(6)before 之前(一般位于句末,常常与never 呼应
He says he has never seen such a beautiful girl before.他说他从来没有见过这么美丽的女孩子。
(7) 以so far为标志
so far往往表示到目前为止动作或状态已经发生。
目前为止,他已经取得了很多A.
He has got many A in the exams so far.
(8) 以动作发生的次数为标志
若某一动作到现在为止已经发生了若干次,则要使用现在完成时。
他说他已经做过很多次同样的事情了。
He says he has done the same things for many times.
Fill in the blanks with the words
A: Have you ______ been to France?
B: No, I’ve ______ been to any European countries,
but Michael has. He has ______ come back from France. He likes it very much. He says he has _____ been to such a beautiful country before.
A: Have you seen him ______?
B: Yes, I have seen him ______.
ever
never
just already yet ever never
just
never
yet
already
重点语法二
so+be动词/助动词/情态动词+主语
neither / nor+ be动词 / 助动词 / 情态动词+主语
"so+be动词/助动词/情态动词+主语"这一倒装结构用来表达前面所陈述的情况也适用于另外一人,意为"某某也一样"。例如:
Jay likes to listen to music. So do I. Jay喜欢听音乐,我也喜欢。
I have been to the Great Wall, and so has she. 我去过长城,她也去过。
I can play the piano, and so can he. 我会弹钢琴,他也会。
Jessica is fond of watching TV, and so am I. 杰西卡喜欢看电视,我也喜欢。
Tom failed to work out the problem, and so did I. 汤姆没能解决这个问题,我也没能。
Mike dislikes playing football. So does Jack. 迈克不喜欢踢足球,杰克也不喜欢。
当前一句是否定句时, so须改用neither或nor。
"neither / nor+be动词 / 助动词 / 情态动词+主语"表示前一否定的情况也适用于后者,该结构中的"be动词 / 助动词 / 情态动词"仍然用肯定式。例如:
He has never been to Beijing. Nor / Neither has she. 他从未去过北京,她也一样。
She s