新概念英语教案-第二册-16--.docVIP

Lesson 16 - A polite request 一、背景信息 二、教学重点 1.时态：条件状语从句（主将从现）。 三、教学目标： 1.掌握新单词和新句型(if条件状语从句)的用法，并能再现实生活中灵活恰当的运用 2.提高学生用英语与他人交际的能力。 四、精讲课文 1. If you park your car in the wrong place, a traffic policeman will soon find it. 条件状语从句（主将从现） park → parking → parking area 停车场 2. You will be very lucky if he lets you go without a ticket. 条件状语从句（主将从现） ticket 罚单；get a ticket 吃罚单；give sb. a ticket (for speeding) 给别人开罚单 3. However, this does not always happen. does not always 并不总是 ≈ only sometimes/seldom 4. Traffic police are sometimes very polite. police 集体名词，复数概念。a policeman→policemen; a policewoman→policewomen 5. During a holiday in Sweden, I found this note on my car. during... 在…期间。note 纸条、便条；笔记 → notebook 笔记本 6. Sir, we welcome you to our city. welcome sb. to some place 欢迎某人来某地。 7. This is a No Parking area. 标识语：No parking. No smoking. No cycling. No talking. 8. You will enjoy your stay here if you pay attention to our street signs. 条件状语从句（主将从现） enjoy oneself / sth. / doing sth. 例句：Children are enjoying themselves swimming in the pool. 9. This note is only a reminder. remind [v.] → reminder [n.] 提示人/提示物 remind sb. of sth. / remind sb. to do sth. 例句：The old photo reminds me of my childhood. Please remind me to lock the door. 10. If you receive a request like this, you cannot fail to obey it! 条件状语从句（主句情态动词没有将来时，而从句仍然是一般现在时） receive 接收 VS 接受 accept like this/that 像这样/那样的 obey sth./to do sth. 遵守… 例句：We should obey the rules. fail sth. / in doing sth. 在某事上失败。例句：He failed the exam. / He failed in the exam. fail to do sth.（因忘记或疏忽而）未能做某事 例句：He failed to come. He never fails to write to his mother every week. 难点结构：Type 1 conditional statements a If + present tense, with future tense in the main clause. Note that shall/ will may NOT be used in the if-clause in：If it rains, we shall stay at home. This type of conditional sentence implies that the action in the if-clause will probably take place. Other modals may be