新概念英语第一册89-90课(共28张PPT)

(共28张PPT)
Lessons 89-90
For sale
New words and expressions
believe v. 相信，认为
believe + that从句 （宾语从句）
eg：He believes that his girlfriend will come back to him.
他相信他的女朋友会回到他的身边。
I believe that he is honest.
我认为他是诚实的。
believe sb 相信某人的话
believe in sb 信任某人
eg：1. 我不相信你说的话。
I don't believe you.
2. 我们互相信任。
We believe in each other.
3. 你应该信上帝。
You should believe in God.
New words and expressions
believe it or not：信不信由你 （口语）
eg：信不信由你，Mary就要结婚了。
Believe it or not , Mary is getting married.
make believe 假装...装作...
eg：那些男孩装扮成老师。
The boys made believe （that）they were teachers.
belief n.信念、信仰
believer n. 信徒、信奉者
New words and expressions
may 情态v. （用于请求许可）可以
eg：You may go home now, Lucy.
你可以回家了，露西。
—— May I sit down
—— certainly.
—— May I come in
—— Yes, please.
—— May I use your phone
—— why not.
New words and expressions
how long
1) 多长（时间的长短）
How long has he worked here？
他已经在这工作多久了？
He has worked here for ten years.
他已经在这工作十年了。
2) 物体的长度
How long is this stick？
这根棍子有多长？
How long is this desk
New words and expressions
How often 多经常（问频度）
eg：How often do you go swimming
你多久去游一次泳？
I go swimming three times a week.
我每周去游三次。
How soon 多久
eg：How soon will you come back？
你多久回来？
New words and expressions
since 自从 （一般用在现在完成时）
eg：He's lived here since 1982.
自从1982年他就住在这儿了。
why adv. 为什么
eg：Why were you absent yesterday？
你昨天为什么缺席？
（be absent from）
New words and expressions
sell （sold ，sold）v. 卖，出售
for sale 供出售，有待出售
on sale 减价出售
eg：These books are on sale.
sell sth to sb = sell sb sth 将某物卖给某人
eg：He sold his house to a banker.
He sold a banker his house.
他将房子卖给一个银行家。
New words and expressions
cost v. 花费 主语是物
① sth costs (sb) + 金钱：某物花了(某人)多少钱
eg：A new computer costs a lot of money.
买一台新电脑要花一大笔钱。
② (doing) sth costs (sb) + 时间：某物(做某事)花了(某人)多 少时间
eg：Remembering these new words cost him a lot of time.
他花了大量时间才记住这些单词。
注意：cost 过去式和过去分词都是 cost，并且不
能用于被动句。
New words and expressions
cost：物作主语
spend：人作主语
take：接双宾语
spend time/money on sth：在...上花费时间/金钱
eg：I spent two hours on this maths problem.
我花了两个小时在这道数学题上。
spend money for sth：花钱买...
New words and expressions
花费
spend time/money （in）doing sth：花费时间/金钱做某事
eg：They spent two years （in）building this bridge.
他们花了两年时间造这座桥。
take：接双宾语
It takes sb+时间+to do sth：做某事花了某人多少时间
eg：It took them three years to build this road.
他们用了三年时间修完了这条路。
New words and expressions
worth 值...钱
be worth + 名词、代词或动名词
eg：The picture is worth 500 dollars.
这幅画值500美元。
The clock is hardly worth repairing.
这台钟简直不值得修理。
New words and expressions
worthy adj. 值得...的
be worthy of + doing/n.
eg：The question is worthy of being discussed.
这个问题值得讨论。
be worthy to do 值得做...
eg：The method is worthy to be tried.
这个方法值得试一试。
New words and expressions
worthwhile adj. 值得花费时间、金钱的
It is worthwhile doing /to do sth：值得做某事
it做形式主语
eg：It is worthwhile buying the dictionary.
这本词典值得买。
a worthwhile task 值得做的工作
worthless adj. 无价值的
New words and expressions
Lesson 89 For sale
Listen to the tape then answer this question.
Why couldn't Nigel decide
His wife must see it first. His wife has the last word.
NIGEL：Good afternoon. I believe that this house is for
sale.
IAN: That's right.
NIGEL：May I have a look at it, please
IAN: Yes, of e in.
1) sale是sell的名词形式
for sale 供出售，待售
on sale 廉价地出售，减价出售
eg：My car is for sale.
These books are on sale.
Text
NIGEL：How long have you lived here
IAN: I've lived here for twenty years.
1）现在完成时结构：have + done（过去分词）
2）how long 询问时间段的特殊疑问词，一般用于 完成时态中
3）live （长久）居住
stay （暂时）居住，待...
live in the house
stay at a hotel
4）for twenty years 持续20年（长达20年）
for+时间段
Text
live是持续性v. 如：study，teach，be，wait等，常与
since、for引导的词语连用
eg：I have lived here for more than thirty years.
我已在此住了30多年。
I have been here since last October.
从去年十月起，我一直在这里。
She has taught us since I came to this school.
自从我来到学校，她一直教我们。
Text
非持续性v.一般不用于现在完成时中
eg：I have bought the car for five years.
I bought the car five years ago.
I have had the car for five years.
非持续性v.如：arrive、start、stop、 borrow、return、 break、 sale、 buy、 catch、 open、 die、finish、 get等等
　
错误
正确
正确
Text
NIGEL：Twenty year! That's a long time.
IAN: Yes, I've been here since 1976.
been是系动词be的过去分词，be是典型的持续性v.，可以与for、since引导的时间状语连用
since（介词） 自...开始，这是介词短语
eg：I have known her since three years ago.
我自从三年前就认识她。
Text
NIGEL：Then why do you want to sell it
IAN: Because I've just retired. I want to buy a small
house in the country.
NIGEL：How much does this house cost
IAN: 68,500.
want to do sth：想要做某事
I want to have a drink. 我想要喝杯酒。
want + n.： 想要...东西
I want a car. 我想要辆车。
在乡下
（完整：It costs 68,500.）
Text
NIGEL：That's a lot of money!
IAN: It's worth every penny of it.
NIGEL：Well, I like the house. but I can't decide yet.
My wife must see it first.
IAN: Women always have the last word.
= have the final say
eg：It's my mother who has the last word in my family.
在我家，我的妈妈说了算。
keep one's word 遵守诺言
eg：Ok，I'll keep my word.
好吧，我遵守诺言。
Text
总结课文主要词组及句型
...is for sale 待售
have a look at = look at 看一看
how long 多长
in the country 在乡下
How much does ... cost？ 花费...钱；卖...钱
be worth... 值得
I can't decide. 我不能决定
have the last word 最后拍板
Grammar
现在完成时两种不同用法：
一、过去发生的事对现在的影响
结构：have/has + 过去分词
一般是瞬时性动作
标志词：already、just、yet、never、ever
eg：Have you finished it yet？
He has already arrived.
二、从过去某时开始一直持续到现在的动作或状态
结构：have/has + 过去分词
一般是持续性动作
标志词：since + 时间点
for + 时间段
eg：I have lived here since 1999.
She has slept for ten hours.
Grammar
Lesson 90 Have you ... yet？
Listen to the tape and answer the questions.
Homework
把课文以及不规则动词的过去式和过去分词背熟，单词、词组以及相关句型掌握好，下次都要听写
把184页的练习完成好以及现在完成时两种不同用法的时间状语标志词记好