新概念英语第二册教案Lesson_16确定稿

Happen:
偶然发生 vi Happen to do / sth happen to sb Take place: 有t

However 是副词，既可放在句子的开头，又 可放在句中。But 是连词，用来连接一个句子， 它只能位于句首，而且强调对比。
however he did not go. a) He had an invitation;________, but he did not go. b) He had an invitation, _______
allow & let allow sb. to do sth. (较为正式） sb. Is/ allowed to do sth. let sb. do sth. （通常不用于被动语态） 1. 我们不允许大家在教室里吸烟。
We don’t allow people to smoke in the classroom 2. 我会让你用我的字典的。 I will let you use my dictionary.
Group work
You
will be very lucky if he lets you go without a ticket. 1.Lucky: adj. 幸运的 Luck : (n) 幸运 Luckily ：adv. 幸运地 unluckily _______,he didn’t die from the traffic. 答案： Luckily 2.without ：介词 没有 He went to school without_______ （have）breakfast
b).IF-从句中的动词用现在时,主句还可以是 “命令,恳求或劝告” If you want to lose weight ,you had better eat less bread. If you want to lose weight,eat less bread. If you see Tom tomorrow,could you ask him to ring me? 4. IF-从句的变化: a)从句中可以用现在进行时,表示现在的行为 或将来的安排: If you are leaving tomorrow,I’ll send you a ca
We
should pay much attention to writing write.
Group work
9. a
This note is only a reminder.
reminder: 提醒（n.） Remind: v. 提醒
Remind:表示使…想起，或“记起，提醒” remind sb. to do. Remind sb. of sth. 我提醒他寄信。 I reminded him to post the letter. 这张照片使我想起了他的父亲。 This photo reminds me of his father. Compare: 1. 我没有忘记寄你的信。
Group work
4.
Traffic police are sometimes very polite.
some times some time
Sometimes
有时 Sometime 某时 Polite 有礼貌的 Impolite 没礼貌的
Group work
6.
Sir, we welcome you to our city. sb. to sp.

He did not fail to pass the exam.
他通过了考试。
条件句 （Conditional Sentences）
类型1---真实条件句（Sentences of Real Condition)
条件句是表示在某种条件或要求下，预期会产生 某种结果的表达方法。在“真实条件句 ”中,IF-从句 中假设的情况是有可能实现或发生的. 1.IF-从句中的动词用一般现在时态,主句中的动词用 一般将来时态.主句和从句的位置可以互换: If he is out , I’ll call tomorrow. If he has time,he will come. You’ll miss the train if you don’t hurry. He’ll get there in time if he runs.
Look at the traffic lights or street signs. Choose the correct one for each sentence.
Look at the traffic lights or street signs. Choose the correct one for each sentence.
Compare:
1)
Please allow me to buy you a drink. Let me buy you a drink.
请让我给你买一杯酒。(听起来显得客气，庄重）
1)
让我来给你买一杯酒。（听起来更亲切，随便）
Group work
3.
However, this does not always happen.
Fail to do sth.
Fail to do (= do not do, cannot do) 表示 “不，不能，没有” 1) 他没有还清债(debt)。

He failed to pay his debts.
Compare:

He failed to pass the exam.
他没有通过考试。

I remembered to post your letter.
2. 替我向你的母亲问好。
Remember me to your mother.
Group work
10.
If you receive a request like this, you cannot fail to obey it! Like：v.like doing/ to do Like:介词 be like/look like 1.He is ______(like) his father. 2.He ______(like) his father. 答案：1.like 2.likes
A. A
The traffic lights here means you must stop and Y wait till the green light is on. R B. The traffic lights here means you must drive on. G C. The traffic lights here means you must stop.
Look at the traffic lights or street signs. Choose the correct one for each sentence.
A polite request
If you park your car in the wrong place, a traffic policeman will soon find it. You will be very lucky if he lets you go without a ticket. However, this does not always happen. Traffic police are sometimes very polite. During a holiday in Sweden, I found this note on my car: ‘sir, we welcome you to out city. This is a “No Parking” area. You will enjoy your stay here if you pay attention to our street signs. This note is only a reminder.’ If you receive a request like this, you cannot fail to obey it!
Group work
1.
If you park your car in the wrong place, a traffic policeman will soon find it. park your car park: (1)公园 n. (2)停车 v. No parking a traffic policeman will soon find it. Traffic :u.c 交通 The traffic is _______.
1.If it rains tomorrow, you will stay at home. 从现， 主将
2.If it rains tomorrow, you can stay at home. 从现， 主情 3.If it rains tomorrow, please stay at home. 从现， 主祈
Summary writing
Traffic police usually give you a ticket if you park you car in the wrong place. The writer found a police note on his car during a holiday in Sweden. The traffic police wanted him to pay attention to their street signs. No one can fail to obey a polite . request. (50 words)
Group work
8.