新概念英语第二册教案
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Lesson 16
A polite request
policeman
get a ticket
no parking area
Ask and answer the questions in pairs. What happens if you park your car in the wrong place? He usually gives you a parking ticket, doesn’t he? Are you lucky if he lets you go without one? Do the traffic police always give parking tickets? Traffic police are sometimes very polite, aren’t they? Where were you spending a holiday? What did you find on your car? Did it welcome you to the city? Were you in a “No Parking” area? What did the note ask you to pay attention to?
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）
However & but
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。
b).IF-从句中的动词用现在时 主句还可以是 从句中的动词用现在时,主句还可以是 从句中的动词用现在时 命令,恳求或劝告 恳求或劝告” “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 从句的变化: 从句的变化 a)从句中可以用现在进行时 表示现在的行为 从句中可以用现在进行时,表示现在的行为 从句中可以用现在进行时 或将来的安排: 或将来的安排 If you are leaving tomorrow,I’ll send you a car
however a) He had an invitation;________, he did not go. but b) He had an invitation, _______ he did not go.
票很贵，但我们还是决定去。
a) The tickets are expensive; however, we still decided to go. b) The tickets are expensive; but we still decided to go.
Βιβλιοθήκη Baidu
Retell the story: 1. Park--- wrong --- policeman ---find 2. Lucky --- lets you go--- ticket 3. However --- doesn’t always 4. Holiday --- Sweden --- note --- my car 5. “Sir --- welcome --- city” 6. “No Parking”area 7. Enjoy --- pay attention --- signs 8. Note--- a reminder 9. A request like this --- cannot fail --- obey it
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.
Fail to do sth.
Fail to do (= do not do, cannot do) 表示 “不，不能，没有” 1)他始终每星期给母亲写信。 He never fails to write (= always writes) to his mother every week. 2) 他没有还清债。 He failed to pay his debts.
2. 替我向你的母亲问好。
Remember me to your mother.
条件句 （Conditional Sentences） ）
类型1---真实条件句（Sentences of Real Condition) 真实条件句（ 类型 真实条件句
条件句是表示在某种条件或要求下， 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。 某种结果的表达方法。在“真实条件句 ”中,IF-从句 从句 中假设的情况是有可能实现或发生的. 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 1.IF-从句中的动词用一般现在时态,主句中的动词用 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 主句和从句的位置可以互换: 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.
We’ll go out for a picnic if it is fine next Sunday. If he has enough money next year, he’ll go to Europe. 3.主句的变化形式 主句的变化形式: 主句的变化形式 a).IF-从句中的动词是现在时 主句中的 从句中的动词是现在时,主句中的 从句中的动词是现在时 主句中的shall/will可 可 以用其它情态动词代替: 以用其它情态动词代替 If it rains,we can/must/may stay at home. If it stops raining we can/may go out. If you want to lose weight,you must eat less bread.
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)
Compare: He failed to pass the exam.
他没有通过考试。
He did not fail to pass the exam.
他通过了考试。
Remind:表示使…想起，或“记起，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: 我没有忘记寄你的信。 1. I remembered to post your letter.
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!
2.如果要用从句表达将来的意思 也只能用 如果要用从句表达将来的意思,也只能用 如果要用从句表达将来的意思 一般现在时态的形式来表达,而绝不能用 一般现在时态的形式来表达 而绝不能用 将来时的形式: 将来时的形式 If it rains tomorrow, I will stay at home.
If you are looking for Peter,you’ll find him in the library. b).IF-从句中还可用情态动词 从句中还可用情态动词: 从句中还可用情态动词 He will come tomorrow if he can. If they can help you,they will.
A polite request
policeman
get a ticket
no parking area
Ask and answer the questions in pairs. What happens if you park your car in the wrong place? He usually gives you a parking ticket, doesn’t he? Are you lucky if he lets you go without one? Do the traffic police always give parking tickets? Traffic police are sometimes very polite, aren’t they? Where were you spending a holiday? What did you find on your car? Did it welcome you to the city? Were you in a “No Parking” area? What did the note ask you to pay attention to?
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）
However & but
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。
b).IF-从句中的动词用现在时 主句还可以是 从句中的动词用现在时,主句还可以是 从句中的动词用现在时 命令,恳求或劝告 恳求或劝告” “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 从句的变化: 从句的变化 a)从句中可以用现在进行时 表示现在的行为 从句中可以用现在进行时,表示现在的行为 从句中可以用现在进行时 或将来的安排: 或将来的安排 If you are leaving tomorrow,I’ll send you a car
however a) He had an invitation;________, he did not go. but b) He had an invitation, _______ he did not go.
票很贵，但我们还是决定去。
a) The tickets are expensive; however, we still decided to go. b) The tickets are expensive; but we still decided to go.
Βιβλιοθήκη Baidu
Retell the story: 1. Park--- wrong --- policeman ---find 2. Lucky --- lets you go--- ticket 3. However --- doesn’t always 4. Holiday --- Sweden --- note --- my car 5. “Sir --- welcome --- city” 6. “No Parking”area 7. Enjoy --- pay attention --- signs 8. Note--- a reminder 9. A request like this --- cannot fail --- obey it
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.
Fail to do sth.
Fail to do (= do not do, cannot do) 表示 “不，不能，没有” 1)他始终每星期给母亲写信。 He never fails to write (= always writes) to his mother every week. 2) 他没有还清债。 He failed to pay his debts.
2. 替我向你的母亲问好。
Remember me to your mother.
条件句 （Conditional Sentences） ）
类型1---真实条件句（Sentences of Real Condition) 真实条件句（ 类型 真实条件句
条件句是表示在某种条件或要求下， 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。 某种结果的表达方法。在“真实条件句 ”中,IF-从句 从句 中假设的情况是有可能实现或发生的. 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 1.IF-从句中的动词用一般现在时态,主句中的动词用 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 主句和从句的位置可以互换: 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.
We’ll go out for a picnic if it is fine next Sunday. If he has enough money next year, he’ll go to Europe. 3.主句的变化形式 主句的变化形式: 主句的变化形式 a).IF-从句中的动词是现在时 主句中的 从句中的动词是现在时,主句中的 从句中的动词是现在时 主句中的shall/will可 可 以用其它情态动词代替: 以用其它情态动词代替 If it rains,we can/must/may stay at home. If it stops raining we can/may go out. If you want to lose weight,you must eat less bread.
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)
Compare: He failed to pass the exam.
他没有通过考试。
He did not fail to pass the exam.
他通过了考试。
Remind:表示使…想起，或“记起，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: 我没有忘记寄你的信。 1. I remembered to post your letter.
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!
2.如果要用从句表达将来的意思 也只能用 如果要用从句表达将来的意思,也只能用 如果要用从句表达将来的意思 一般现在时态的形式来表达,而绝不能用 一般现在时态的形式来表达 而绝不能用 将来时的形式: 将来时的形式 If it rains tomorrow, I will stay at home.
If you are looking for Peter,you’ll find him in the library. b).IF-从句中还可用情态动词 从句中还可用情态动词: 从句中还可用情态动词 He will come tomorrow if he can. If they can help you,they will.