高一人教修订 Unit2 English around the world(三)

2010-09-25 15:49:08   来源:转载   评论:0 点击:
Language study部分
15. the activity of buying, selling or exchanging goods or services

▲ exchange作动词时,常与for,with连用
John exchanged gifts with Mary.
The deputy manager exchanges the company’s interest for his personal honour.
▲exchange作名词时,常与for,of连用
He gave me an apple in exchange for a cake.
Let’s have an exchange of views on the matter.
▲相关短语:in exchange for交换  exchange sth with sb与某人交换
Integrating skills部分
16. How did these differences come about?
▲come about相当于happen,意思是“发生;造成”。
How did the accident come about?
How did it come about that he knew where we were?
▲相关短语:come across碰见  come to oneself苏醒过来  come true实现 
17. There is no quick answer to this question.
▲本句中的to作介词,表示所属关系。
I’ve got the answer to this problem.
▲拓展:the key to the door门的钥匙  the solution to the problem问题的解决办法  the key to the exercise练习的答案  the entrance to the building大厦的入口
18. For a long time the language in America stayed the same, while the language in England changed.
▲stay是连系动词,意思是“保持(某种状态)”,它相当于keep或remain,其后常跟形容词作表语。
He stayed single all his life.
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