新概念英语第二册19-03

真实条件句：假设很有可能发生．If it snows

只要是状语从句，一律用一般现在取代一般将来

如果在条件从句中，从句往往是一般现在时，主句仍然为一般将来时

真实条件句中，从句往往为现在时，主句中会用一般将来时或祈使句

If he is sleeping,don't wake him up.

If 引导的叫条件句，without后面的名词也叫条件句

without+n.：如果没有

Without water,fish cannot live.

however=but,然而

however常常放在句首或句子中都可以，but习惯放在两个句子之间

but转折性语义比较强，however转折语义比较弱

traffic police：交通警

sometimes：有几次，有时，偶尔

on my car

sir,直接称呼的时候不和姓相连

１．表示尊称

２．考研不知道对方姓什么，只要知道对方是男性就可以

welcome sb to+地点：欢迎某人来某地

pay attention to：注意（思想上）

if.真实条件

You will enjoy your stay here,enjoy：享受，stay(n.)

I have enjoyed my stay here.

Enjoy your stay here.

only a reminder==not a ticket

receive a quest like this,cannot fail to obey it

总结

主句会有祈使句，一般将来时，情态动词

without＋名词：如果没有，起了条件的作用

withou your help/rain

however=but,往往一出现，前后都有标点符号隔开，后面会加逗号，but不会

对一个不认识的男士，sir; mister的后面一定要加姓，sir的后面不能加姓

sir/madam

enjoy your stay here

I have enjoyed my stay here.

You cannot fail to obey it:你一定会遵守

【Key Structures】

Exercises C

1.rains,shall do

2.will never pass

3.is

4.will get

5.enjoys, why doesn't跟第三人称连用，是一种建议；why not连在一起表示建议

6.is

【Special difficulties】

a.police,一定会做复数看待

b.pay attention to,care,take care of,look after

pay attention to：思想上注意，notice

care：关心，在意， I don't car：我不在乎，who cares：我不在乎

take care of==look after：照顾，照料

c.remind and remember

remind：提醒，remind sb of sth, remind sb to do sth

remember：记起，记得

(1) Do you remember? remember sth

(2) remember 记得吗？

(3) remember to do sth：记得要去做，remember to send the letter

remember doing sth：记得已经做了,I remembered sending the letter.

Rember sb to your another：前者向后者表示问候

Rember me to your mother：代我向你母亲问好

送行：goodbye

Have you enjoy your stay here? I have enjoyed my stay here.

Remember me to your family.

Today I will meet sb at the airport/station.

Hello,good morning,/afternoon.

Long time no see.

How are you?Fine,thank you,and you?I am fine too,thank you.

Welcome to Beijing.

Exercise

1...pay attention...

look after……look+prep.+宾语

pay attention(to sth.)：注意

只有当你注意的时候，你才会学到东西．

2....remind...

remind sb.of sth.

remind sb.about sth.

think of = think about：思考，考虑

3....are knocking...

4....look after...

照料

5....Remember me...

典型的问候语

＂向某人表达问候＂

【Multiple choice questions】

1...

seldom：很少（否定意思）

hardly：几乎不（否定意思）

occasionally=sometimes：偶尔

I'hardly went there.

6....

No Parking：

park：停放（侧重放）

stop：让运动中的东西停下来

leave sth.here

leave：离开，留下来，丢在某地（一定要加宾语和地点）

I left keys at home.

I left my wallet in the taxi.

7...

only

nothing：东西，事情

no one：人

nothing extra：×

nothing more： √

nothing……不定代词

不定代词的修饰词，要放在不定代词的后面

anything important：重要的事情

It is nothing,他什么都不是．

extra做定语时，一定要放在被修饰词前面 one extra thousand

two more.../...more 可以放在被修饰词前面或后面

9....d...

enjoy的典型用法：主语从宾语身上得到享受

laugh at（sb.)：嘲笑某人

amuse（sb.)：让某人笑出来

please(sb.)：让某人高兴；取悦

可以直接加人的动词：

shock,surprise,amuse,please,worry

共同特征：和人的感觉相连

be worried about：为...担心

I am worried about my house.

My house worries me. 我的房子让我担心。