高中英语必修二unit2教案
一.复习旧知
二.新课讲解
1pete 比赛，竞争
competitive 竞争的 competitor 竞争者，竞争对手    competition 竞争，比赛competence 能力，胜任
compete  in 参加……比赛
compete for 争取获得  compete with /against 同……竞争
2.take part in 参加，参与
Take an active part in
Play an important part in 扮演重要角
take part in，join ,join in ,attend ：
take part in 指参加大型活动，join指参加党派，团体，组织等，表示成为其中一员。与某人一起做某事可以表达为：join sb. in  sth.join in指参加某种活动，游戏，竞赛，娱乐。attend 指参加会议，婚礼，典礼，上课，上学，听报告等。
3.stand for 代表，象征，表示; 主张，拥护，支持；忍受
Stand up 站起来  stand out 突出，显眼 stand by 袖手旁观 stand aside 站在一旁
4.admit 准许进入，准许参加，接纳，承认
be admitted to/into 被准许进入admit doing/that…承认做了……
admit sb./sth. to be /as…承认某人/某物是…
倒装结构 nor/neither +助动词/be/情态动词+主语表示某人某物也不……类似于so的用法 So+主语+助动词/be/情态动词表示某人某物的确……
6.as well 也，又，还  as well as 和……一样might/may as well do 我们不妨/还是…吧 besides ,in addition to 除……之外还有
as well,also,too,either 的区别
as well前面不用逗号，放在句尾，用在肯定句，疑问句中
also 一般放在be/情态动词/助动词之后，实义动词之前
too放在句中或句末，通常用逗号隔开，用于肯定句，疑问句中。
Either 放在句尾
7.as…as和……一样
第一个as为副词，第二个as为连词，用来连接一个比较状语从句，但常省略与主句相同的成分。
原文再现：There is as much competition among counties to host the Olympics as to win Olympic medals.国与国之间争取奥运会承办权的竞争就跟夺奥运奖牌一样激烈。
As….as 运用形式：
1).as+adj/adv+as…
2).as+adj+可数名词复数或不可数名词+as…
3).as+adj+a/an+可数名词单数+as…
German is just as difficult to learn as English.      You must give flowers as much water as they need.      The room is four times as large as ours.
Replacement
Replaceable
Replace sth.
Replace…with/by..用…代替
Take the place of代替
In place of sb./sth.=in sb.’s/sth.’s place 代替
In place 在适当的位置
Out of place 不适合的，在不适当的位置
With everything in place,she started the slide
show.一切就绪，她开始播放幻灯片
Replace soda with water.用水取代苏打。
It would be difficult to find a man to take the place of the present manager.
一个人来代替现在的经理是不容易的。
9.charge  vt&vi收费，控诉，充电  n.费用，主管
Charge…for…索价，要价
Charge sb. with sth.=accuse sb. of wth. 指控某人
In charge of sth.负责、主管某事
In the charge of sb. 由某人负责
Take charge of 负责，主管
Free of charge 免费
Charge a battery 给电池充电
Cost,charge,price,fee,fare的区别
Cost指生产某东西的成本，代价
Charge 指商品或服务所需的费用
Price 指商品在市场上出售时的价格，尤指商品的单价
Fee指上学、求医、律师收取的费用
Fare 侧重旅行时所付的车费，船费
What did they charge for the repairs?  他们收
了多少维修费用
The house in the downtown cost him million yuan. 市中心的房子花了他300万元。 Airplane fares have gone up again. 飞机票又涨价了。
I won’t buy that type of car at that price. 我不会以那个价格买那种类型的车。
Who paid the fee for hosting the party、谁出的钱举办聚会？
10.as 在定语从句中可以充当主语、宾语和表语，经常和such ,so ,the same 连用，当先行词被such,so,the same 修饰时，关系代词用as.
短语the same…as 指同一类the same…that 指同一物
Your have such a beautiful dress as I bought yesterday.
You have the same dress as I bought yesterday.      This is the same dictionary as I bought .
11.advertise  vt&vi做广告，登广告
Advertise sth.登广告宣传某物
Advertisement 广告
Advertise for 公布，招聘
replaceableWe should advertise for someone to look afer the

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