高中英语选修七Unit3Underthesea词汇学案2.doc

霍市三中 高中英语选修七 Unit 3 Under the sea
Unit 3 Under the sea
学案二（词汇课）
日期__________________________学案数______________________
课时__________________________课型________________________
三维目标：1 Use the key points correctly and understand some key structures.
2 To enable students to use the words and phrases properly.
3 To help students cooperate with this words and phrases
学习重点：How to do the exercises correctly with this words and phrases
教学难点：How to understand the structures better
学习过程：
旧知检测
梦见；梦想；设想（短语）________________ 说实在地；实话说（短语）______________
组成；形成；构成vt. _____________ 名声；名望n. ____________________
过路人；行人n. _________________ 赚；挣得；获得 vt. _______________
额外的；外加的__________________ 工具；器械；乐器 n. ______________
表演；履行；执行 v. _____________ 表演；演奏n._____________________

新知自主探究
1. annual adj.& n.
【语境感悟】
⑴ I’m playing in the annual school concert next Friday.
⑵ He has six weeks annual leave.
⑶ Birthday is an annual event.
⑷ Corn is one of an annual.
归纳拓展：
annual adj.__________________________ n._________________________
其副词形式为：____________
即学即用：
将下列句子翻译成英语。
1). 时装表演是一年一度的大事。
___________________________________________________________________
2). 怀特先生的年薪是两万美元。
___________________________________________________________________
2. witness vt. & n.
【语境感悟】
⑴ Did anyone witness the robbery?
⑵ Police have appealed for witnesses to the accident.
⑶ He has been (a) witness to a terrible murder.
归纳拓展：
witness vt. ___________________ n. _________________
witness sth ______________
be a witness to sth ______________________
bear/give witness to  为…作证，为….的证人
【注意】在短语witness to中，to 为介词，其后应加名词，代词和动名词。
即学即用：
⑴ We all came to witness history.
_______________________________________________________________
⑵ The girl was shocked by the violent scenes she had __________ (目睹).
3. opposite prep. & adj.
【语境感悟】
⑴ The post office is opposite the bank.
⑵ My view is the very opposite of his.
⑶ They have opposite views on the question.
归纳拓展：
opposite prep.______________ adj._______________
opposition n. 反对; 敌手
in opposition to sb./sth. 反对/抵制
即学即用：
I thought the medicine would make him sleep, but it had the ____effect.
A. better B. effective C. opposite D. base
4. flee vi. & vt.
【语境感悟】
⑴ He fled his hometown during the war.
⑵ His hope fled when he was refused the admittance to the company.
归纳拓展：
flee vi. & vt. _______________ 其过去式：__________ 过去分词：___________
常用搭配:
flee from 从……逃走 flee to 逃到……
flee away/past (时间等)飞逝，消失
[词语辨析] flee, escape
(1) flee 指“逃走, 逃避 ”,多指动作。如：
He fled (from) the country. 他逃出了那个国家。
(2) escape 指“逃离或避开即将来临或近前的伤害、危险、灾祸等”；有时其后也可接动名词，表示“躲避做某事”。如：
He escaped being drowned by using a life-buoy. 因为有救生圈，他才没有被淹死。
即学即用：
1. Luckily, the cat ____ being caught.
A. escaped B. tried C. overcame D. managed
2. A ware of being surrounded, the enemy ____ in disorder.
A. cried B. fled C. fought D. walked

课堂演练
I. 根据下列各句句意及所给单词的首字母或汉语提示, 写出各单词的正确形式。
1. The past few years have w_______ great changes throughout China.
2. Travel and hotel a______________ will be very expensive in this city during the Olympic Games.
3. The children found many beautiful shells on the _____ (岸) while their parents were swimming.
4. With so much noise going on she had to y___ to be heard.
5. Hearing the gun, the enemies were horror-struck and f___ in all directions.
6. The poor workers_______ (拖) the heavy stones in teams with ropes over their shoulders.
II. 用所给词的适当形式填空。
1. The police chief spoke of his determination to catch the _____ (kill).
2. No one can tell the ______ (deep) of the parents’ love for their children.
3. It is reported that the old scientist will eventually return 35 years after ______ (flee) the country.
4. As we all know, _______ (distant) is measured in miles, not in kilometers in England.
5. Hotel _____________ (accommodate) is included in the price of your journey.