高二英语下知识点总复习教案

　　* 动词participate的用法

　　▲ participate意为"参加""参与"，与介词in连用相当于take part in。如：① Everyone in the class is expected to participate in the discussion. 希望班上每个人都参加到讨论中来。② He refused to participate in the sports meet.

　　他拒绝参加运动会。③ Terry can't participate in the match because he has hurt his foot. 特里不能参加比赛，因为他扭伤了脚。

　　▲ participate可作"分享""分担"解，而take part in无此解。如：participate in one's suffering 分担某人的痛苦participate in the profits 分享利润

　　24. One thousand participants from Canada and the United States competed in three events. 来自加拿大和美国的一千多名参加者在三项比赛中进行了角逐。(p. 55 Integrating skills 第三段 第6 - 7 行)

　　* 动词compete的用法

　　▲ compete意思是"竞争""比赛""争夺"，表示与谁竞争、比赛，介词用with或against；表示竞争的目的，即想要得到什么，用介词for，即compete with / against sb. for sth.。如：① He competed with a man from California for the post. 他与一个从加里福尼亚来的人争夺这个职位。② Fifty students competed with one another for the scholarship. 五十名学生相互竞争以取得这项奖学金。③ The young golfer often competes against famous players, but so far he has always been beaten. 那个年轻高尔夫球手常与名手较量，但到目前为止还没有赢过。④ The banks have long competed with each other.

　　银行间早就开始了竞争。⑤ The American economy and its ability to compete abroad is slowing down.美国经济增速放缓，对外竞争力下降。⑥ The firm is too small to compete with large international companies. 这家公司太小了，竞争不过国际性大公司。⑦ Both girls are always competing for their father's attention. 两个姑娘总是竞相争取父亲的注意。

　　25. Interest in the Special Olympics has spread across the world and cities are now competing for the honour to host the event. 如今一些城市都在争取特奥会的举办权，并以此为荣。(p.55 Reading 最后一段 倒数第5 - 3行) ▲honour

　　(1) n.荣誉、光荣；(高尚)人格；尊敬(多作不可数名词) ① They fight for the honour of the country. 他们为国家荣誉而战。② He is a man of honour. 他是一个人格高尚的人。③ We must show honour to our parents. 我们应尊敬父母。

　　注意：也可用作可数名词，使人感到荣幸的人或事(多用单数)；代表荣誉的东西(奖品、奖章等) (多用复数)。① It's an honour to meet you. 很荣幸见到你。② He graduated with honours. 他以优异的成绩毕业。

　　(2) vt. 尊敬，使......感到荣幸 ①Chaplin was honoured for his contribution to the film industry. 卓别林因其对电影业的贡献而受到尊敬。② The president honoured him with his presence. 总统的到场使他感到无比荣幸。③ Will you honour me with a visit? 可否请你光临?

　　短语：in honour of 为了纪念; with honours 以优异成绩; have the honour of 有幸......, 荣幸地......; show honour to sb. 尊敬某人

　　26. Chinese athletes, their friends, parents and the audience will be proud to welcome Special Olympians to China. 中国运动员和他们的朋友，父母以及运动会的观众都将以骄傲的姿态欢迎特奥会在中国的召开。(p.55 Reading 最后一段 倒数第2 - 1行) ▲ welcome

　　(1) vt. welcome / greet sb. on one's arrival 用作及物动词，意为"欢迎(人)，高兴迎接"。如: ① The Queen welcomed the President as he got off the plane. 总统走下飞机时，女王上前迎接。② The heroes were warmly welcomed by the masses. 英雄们受到了群众的热烈欢迎。③ I shall welcome the coming of warm weather. 我将欢迎温暖天气的来临。

　　(2) welcome也可用作形容词，意为"受欢迎的，被愉快接受的"。如: ① You are always welcome at our house.欢迎你随时来我们家。② He didn't make his guests very welcome. 他待客冷淡。③All suggestions will be welcome. 欢迎一切建议。

　　(3) welcome也可用作名词，意为"欢迎、款待"，为可数名词。如: ① They gave us a warm welcome. 他们热烈欢迎我们。② The president of the college extended a warm welcome to the visiting professor. 院长向来访的教授表示热烈的欢迎。③ You are welcome. (回答对方道谢时的客套话，主要用于美国英语)，意为"不用谢，别客气"。如: -- It's just what I wanted. Thank you very much.

　　这正是我要的东西，非常感谢。-- You're welcome. 不用谢。

　　注意：welcome是规则动词，其过去式与过去分词是welcomed，welcomed，而不welcome，welcome；"欢迎某人做某事"不能说welcome sb. to do sth. 而说sb. be welcome to do sth. 如: (×)We welcome foreign friends to visit China. (√)Foreign friends are welcome to visit Chins.我们欢迎外国朋友来中国参观。

　　高二英语Unit18 Inventions知识点总复习教案

　　Section I 课前准备、听力、口语

　　1. Never throw away or wash chopsticks again. 千万不要扔掉再洗这些筷子。(p.57 A)

　　▲ throw (threw，thrown)

　　(1) 投，抛，扔 He threw the ball 20 metres. 他把球投出20米。

　　(2) 摔倒...... The policeman threw the thief to the ground.警察把小偷摔倒在地面上。

　　(3) 发射，射 China has throw a satellite into space recent- ly. 中国最近向太空发射了一枚卫星。

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