新一第89-90课
新概念英语第一册第89,90课完整ppt课件
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Live = been How long have you been here? I’ve lived here for twenty years. = I’ve been here for twenty years.
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How long have you lived here?
现在完成时 表从过去开始的动作或状态一直持续到现在 for+时间段 是现在完成时的标志性时间状语 I’ve been here since 1976 Since+时间段 现在完成时的标志性时间状语 Since last month . Since I was a child. Since you left me.
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That’s a long time! Long tim 英镑 penny 便士 1 pound = 100 penny
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I can’t decide yet.
这里的yet也可以用在现在时否定 句中，表示“迄今仍未”
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have the last word
Lesson 89,90 New Concept English
For sale Have you read this book yet?
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I believe that this house is for sale
宾语从句 I think that…/I’m afraid that… I hope that… For sale 供出售，有待出售 On sale 减价出售 These books are on sale.
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May I have a look at it?
新概念英语第一册89-90课(课堂PPT)
—— 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
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.
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）
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.
新概念英语第一册89-90课课件
￡68,500
It’s worth every penny of it.
prep.值……钱 It’s worth ￡ 68,500.
It\They\Sth be worth + price.
3/18/2015
Exercise:
1.that,be,worth,pair of shoes, ￡322
• • • • • • • • • • • • •
★believe v. 相信，认为---n. belief 信念，信仰 believe sb 相信某人的话 believe in sb. 信任某人 我不相信你说的话。 I don’t believe you. 我们互相信任。 We believe in each other. The man has a strong belief in God. believe that…… 我认为他是诚实的 I believe that he is honest. believe it or not(口语)信不信又由你 Believe it or not, Mary is getting married.
That pair of shoes is worth ￡322. 2.these,be,worth,shoes, ￡322 These shoes are worth ￡322.
3/18/2015
Let’s fill in the blanks.
My father-Ian has just ______. He wants to sell his house. So my father’s house for sale is ______ _____.”How much is his cost ￡68,500. But my house?” It has _____ father believes that it’s worth ____ every penny ____of it.
新概念英语第一册lesson89-90
New words and expressions
cost
1）v.花费(金额，费用)，（cost-cost-cost） cost的主 语是物。
cost sb +money 花了（某人）多少钱， eg：It cost you 500 dollars to repair the car.修理这部汽车 你花费了500美元。
adv. 为什么
eg：----Why were you absent yesterday? 你昨天为什么缺席?
----Because I had a stomachache. 因为我胃痛。
eg： I don’t know why she cried. 我不知道她为什么哭。
New words and expressions
v. 卖，出售
（sold，sold）
buy
v. 购买，买入
（bought，bought）
eg: I bought this camera at the store.
我在那家商店买了这部照相机。
New words and expressions
because [ bi `kC:z ]
因为
eg：I went to bed early because I was tired.
New words and expressions
How often 多经常（问频率） 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。
New words and expressions
cost [ kCst ]
新概念英语第一册自学笔记含课后练习答案：Lesson 89-90
新概念英语第一册自学笔记含课后练习答案：Lesson89-90新概念英语第一册89-90课课文知识点 further notes on the text1．i believe that this house is for sale. 我想这房子是要新概念的吧！believe是“相信”、“认为”的意思，后可跟某人或名词性从句。
如：i believe you. 我相信你（说的话）。
i believe that he has already gone to london. 我认为他已经去伦敦了。
for sale意为“供新概念”、“待售”。
2．how long have you lived here? 您在这里住了多长时间？how long常用于询问时间的长短与物体的长度。
3．since 1976, 从 1976年起。
这是介词短语，since在这里是介词。
用这个介词短语作时间状语的句子中，谓语要用完成时。
（请参见本课语法部分。
）4．how much does this house cost? 这座房子卖多少钱？how much常用于询问东西的新概念。
cost是指得到一件东西所花费的钱，其真正的价值可能低于或高于所要的价。
这种新概念主要是指商店内的标价或货主索要的新概念。
相比之下，worth (prep.)主要是指某物的本身价值。
5．…i can't decide yet．……我还不能决定。
句中的yet常见于否定句，表示“迄今仍未”的意思。
新概念英语第一册89-90课语法知识点 grammar in usefor与 since现在完成时还能够描述发生在过去且一直延续到现在的动作，这种动作甚至有可能延续下去。
在这种情况下，它一般与for+ 一段时间、since+ 某个时间点连用。
请注意：for+ 一段时间表示某个动作持续多长时间；since+ 某个时间点表示某个动作是何时开始的。
新概念英语第一册89-90课词汇学习 word study1．retire v.（1）退休；离职：he retired at the age of 60. 他60岁时退休了。
新概念第一册-lesson-89-90课堂及课后练习
新概念第一册-lesson-89-90课堂及课后练习一、单词：拼读、过关、讲解1.believe [+宾或that从句] eg：I believe that this house is for sale. 我想这房子是要出售的。
believe sb.和believe in sb.: believe sb. 相信某人（所说的话是真的）believe in sb. 信任某人2.may （表示许可或用于请求许可）可以eg：May I have a look at it? 我可以看一看吗？3.how long eg. How long have you lived here? 您在这里住了多长时间？4.since 自从since+时间点eg. I have been here since 1976. 从1976年我就住在这里。
5.why [疑问副词]为什么eg：Why do you want to sell it? 你为什么要卖掉它呢？6.because 因为（用why问，用because回答）eg. Because I have just retired. 因为我刚退休。
7.cost: How much does it cost? 它卖多少钱?8.worth prep. 值……相当于……的价值be worth sth. / doing sth.It's worth every penny of it. 它确确实实值那么多钱。
9.penny（pennis[-z]）表示个数；pence[pens]表示价值二、课文：领读、句子过关、讲解1.待售for sale2.值得做某事worth doing sth3.最后拍板have the last word4.自从---since + 点时间5.for + 段时间6.想做某事want to do7.看一看have a look at 8.在乡下in the country 9.多少钱how much 10.许多、大量a lot of三、语法㈠for与since现在完成时还可以描述发生在过去且一直延续到现在的动作。
新概念一89-90课练习详解学习资料
新概念一89-90课练习详解Lesson 89二选择( C )1. Betty didn’t come to school yesterday ____ she was ill.A. butB. thanC. because详解：昨天贝蒂没有去学校因为她生病了。
( C )2. ---What a beautiful sweater! How much did you ___ for it?---198 yuan.A. spendB. costC. pay详解：多漂亮的毛衣啊，这件毛衣花了你多少钱？Pay for 固定搭配。
( C )3. Mrs. White ___ in this school since she came here.A. teachesB. had taughtC. has taught详解：怀特先生自从来到这里就在我们学校教书。
Since 后面的从句一般是用过去式，since前面是现在完成时态。
( A )4. His parents were worried that he ___ too much time chatting on line.A. spentB. costC. paid详解：他的父母非常担心他花了很多时间在网上聊天。
Spend sometime in doing sth。
( B )5. ---It ___ the Chinese people eight years to build the Three Gorges Dam. ---How great!A. spendsB. costsC. paid、详解：花了中国人八年时间修建三峡大坝。
It takes someboady sometime to do sth. 固定搭配( B )6. ---How much did this CD ___ you, Sally?---I got it for 5 dollars.A. useB. costC. take详解：这盘碟子花费了你多少钱啊？我花了5美元买它。
新概念英语第一册89-90课课件
retire V.退休
the past form:
retired
the past participle form: retired
How to remember the word? My father is too tired and he wants to retire.
句型转换：They retired in 1996.
￡68,500
It’s worth every penny of it.
prep.值……钱 It’s worth ￡ 68,500.
It\They\Sth be worth + price.
Exercise:
1.that,be,worth,pair of shoes, ￡322
That pair of shoes is worth ￡322. 2.these,be,worth,shoes, ￡322 These shoes are worth ￡322.
worth penny
/wE:W/ prep.值……钱
/5peni/ n.便士
单词学习
believe may how long since why sell because retire cost pound worth penny v. 相信，认为 可以 多长 prep. 自从 adv. 为什么 v. 卖，出售 conj. 因为 v. 退休 v. 花费 n. 英镑 prep. 值……钱 n. 便士
★believe v. 相信，认为 believe sb 相信某人的话 believe in sb. 信任某人 我不相信你说的话。 I don’t believe you. 我们互相信任。 We believe in each other. 你应该信上帝 You should believe in God. believe that…… 我认为他是诚实的 I believe that he is honest. believe it or not(口语)
新概念英语1 Lesson89-90
Lesson 89 - For sale & Lesson 90 - Have you...yet?一、教学重点1、词汇：不规则动词的过去式和过去分词。
2、时态：现在完成时态。
3、句型：-Have you ... yet? -Yes, I have. I did... / No, I haven’t. I’m still doing...What about sb.?二重点单词★ believe v. 相信，认为believe sb 相信某人的话I don’t believe you. 我不相信你说的话。
believe in sb. 信任某人We believe in each other. 我们互相信任。
believe + that 从句（宾语从句）I believe that he is honest. 我认为他是诚实的believe it or not(口语) 信不信由你★ may （用于请求许可）可以(情态动词)You may come at 7:00.May I use the bathroom?★sell – sold -- sold v. 卖，出售sell sb sth.= sell sth to sb.I sold my car to him. 我把我的车卖给了他。
sale n. 卖，促销for sale 待售on sale 打折salesman 推销员★ how long 多久提问for+时间段how often 提问频率how much 提问多少（U）和价格how many 提问多少（C）how far 提问距离★ since prep. 自从since +时间点，现在完成时态。
★ why adv. 为什么提问becauseThat’s why … 这就是…的原因★retire v. 退休He’s going to retire next year. 不久他将退休，结束其航海生涯。
新概念英语第一册89-90课(课堂PPT)
want + n.： 想要...东西 I want a car. 我想要辆车。
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.
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
keep one's word 遵守诺言 eg：Ok，I'll keep my word.
好吧，我遵守诺言。
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
这本词典值得买。
a worthwhile task 值得做的工作 worthless adj. 无价值的
Lesson 89 For sale Listen to the tape then answer this question.
新概念英语第一册第89-90课
For sale.
New words and expressions
believe may how long since why sell because retire cost pound worth penny
v. 相信，认为 可以
v.相信，认为 相信某人的话 信任某人
We believe in each other. Believe it or not！
信不信由你！
eg：Believe it or not，Mary is getting married. 信不信由你，玛丽就要结婚了。
believe that……
我认为他是Leabharlann 实的 用 since或 for 1) We have learned five lessons _s_in_c_e__
the beginning of this term. 2) Mrs Liao has been in hospital
_s_in_c_e__last week. 3) I have stayed at my aunt’s
New words and expressions
How long 多长（时间的长短）; 物体的长度 How many 多少+可数名词复数 How much 多少+不可数名词；多少钱 How old 多大（指年龄） How often 多久（表频率） How far 多远（指距离） How soon 多久（用于一般将来时） How big 多大（指物体的面积）
How NIGEL： long have you lived here？ IAN： I've live here for twenty years. NIGEL：Twenty year！
新概念英语第一册lesson89--90课件分解
Revision(Lesson 87
A car crash)
• Mr. Wood: Is my car ready yet? • Attendant: I don’t know, sir. What’s the number of your car? • Mr. Wood: It’s LFZ 312 G. • Attendant: When did you bring it to us? • Mr. Wood: I brought it here three days ago. • Attendant: Ah yes, I remember now.
cost [kɒst] 花费
pound [paʊnd]英镑 worth [wɜːθ] 值……钱 penny ['penɪ] 便士
bought found got had heard left lost made met sent swept told
Exercises
1. Zhao Lan ______already ______in this school for two years. A. was ; studying B. will ; study C. has ; studied D. are ; studying 2. Harry Potter is a very nice film .I_______ it twice. A. will see B. have seen C. saw D.see 3. —These farmers have been to the United States. —Really ? When _____ there ? A. will they go B. did they go C. do they go D. have they gone 4. Have you met Mr Li ______？ A. just B. ago C.already D. yet 5. We ______ Xiao Li since she was a little girl. A. know B. had known C. have known D. knew 6. Tina _______in Suqian for four years. A. has been B. was C. have been D. is
新概念英语第一册Lesson89-90笔记(语法点+配套练习+答案)
I believe that ...
我认为，我相信
a lot of
很多，许多
for sale
待售
sth. is worth doing
某事值得做
have a look at ...
看一下
decide to do sth.
决定做某事
How long
多久
have the last word
最后拍板，说了算
Lesson89 For sale
1、单词分类;
v.
modal verb
prep.
adv.
conj.
n.
believe
sell
retire
cost
may
since
worth
why
because
pound
penny
二、课文复习
believe sb.相信某人
4.Half an hourhas passed(pass) since the trainleft(leave).
How longhashebeen(be) a student?
sinceprep.自从
现在完成时的标志词
since后跟过去时间
since last week自从上个星期以来
since 2008自从2008年以来
since Iwasa child从我还是个孩子时
Ihave lived(live) in Zhengzhousince2008.
主语为物
sth. is worth+ money某物值...
sth. is worth doing.某事值得做
This picture is worth 50 thousand yuan.
Lesson89-90(课件)新概念英语第一册
• since 自从
• why 为什么
• sell
卖
• because 因为
• retire 退休 • cost 花费 • pound 英镑 • worth 值。。。钱 • penny 便士
• Why couldn’t Nigel decide ?
• Notes :
• 1 sell →sold → sold 卖 • 2 cost → cost → cost 花费 • 3 believe ( think ) 想，认为 • 4 for sale 待售 • on sale 减价出售 • 5 May I come in ? • Can I come in ?
• 6 have the last word
• have the final say • 说了算，最后拍板 • 7 have a look at 看一看 • 8 how much 多少钱 • 9 in the country 在乡下
• 便士（英文单数：penny；复数：pence）
•
英国货币辅币单位。类似于中国的“分”。自1971年
• Do you want to sell your house ?
• Why do you want to sell it ?
• Why don’t you want to sell it ?
• Ian
Nigel
• believe 相信，认为
• may 可以
• how long 多长时间 多久
• 现在1英镑大约为100便士，而1便士就 大约为0.105566元人民币
• 计算过程为：
• 因为：1英镑=100便士
• 1英镑=10.5566元人民币
• 所以：1便士 =10.5566÷100=0.105566元人民币
新概念英语第一册第89-90课：For sale
Lesson 89 For sale待售Listen to the tape then answer this question.Why couldn't Nigel decide?听录音，然后回答问题。
为什么奈杰尔作不了决定？Mr Hill: Good afternoon. I believe that this house is for sale.奈杰尔：下午好。
我想这房子是要出售的吧！Mr West: That’s right.伊恩: 是的。
Mr Hill: May I have a look at it please?奈杰尔：我可以看一看吗？Mr West: Yes, of course. Come in.伊恩: 可以，当然可以。
请进。
Mr Hill: How long have you lived here?奈杰尔：您在这里住了多长时间？Mr West: I have lived here for twenty years.伊恩: 我在这里住了20年了。
Mr Hill: Twenty years! That’s a long time.奈杰恩：20年！这个时间可不短。
Mr West: Yes, I have been here since 1947.伊恩: 是啊，从1976年起我就住在这里。
Mr Hill: Then why do you want to sell it?奈杰尔：那么，您为什么要卖掉它呢？Mr West: Because I have just retired. I want to buy a small house in the country.伊恩: 因为我刚退休。
我想在乡下买幢小房子。
Mr Hill: How much does this house cost?奈杰尔: 这座房子卖多少钱？Mr West: ￡6850.伊恩: 68,500英镑。
Mr Hill: That’s a lot of money!奈杰尔：这可真是一大笔钱呢！Mr West: It’s worth every penny of it.伊恩: 它确确实实值这么多钱。
新概念第一册Lesson89-90
拓展：★ sale n. 卖，促销
• for sale 待售 • on sale 打折 • salesman 推销员 • sales manager • 销售经理
★ because [bi'kɔz] conj. 因为
NIGEL：Good afternoon. I believe that this is house is for sale.
IAN: That's right
NIGEL：May I have a look at it, please？
IAN： Yes, of course.
Come in.
NIGEL： How long have you lived here？
① v. 退休；离职
He’s going to retire soon from the sea. 不久他将退休，结束其航海生涯。
In 1974 he retired from the museum. 他1974年从博物馆退休了
② v. 退出；退隐
He often retires to his country house at weekends. 他周末通常退隐到他那个乡间别墅生活
★ spend,take,cost和pay的区别
take spend cost pay的用法都可以表示“花费”
take 一般用it做主语， It take sb sometime to do sth. spend 一般是人做主语， I spend an hour to finish my homework. cost表示某物值什么的（价值或钱） The bool cost 200 yuan. pay一般是人做主语， I pay an hour to do my homework.
新概念英语第一册：89-90课 语法及单词解析
新概念英语第一册：89-90课语法及单词解析【篇一】语法 Grammar in usefor与 since现在完成时还可以描述发生在过去且一直延续到现在的动作，这种动作甚至有可能延续下去。
在这种情况下，它一般与for+ 一段时间、since+ 某个时间点连用。
如：How long has lan lived in the house ?伊恩在这幢房子里住多久了?He’s lived here for twenty years.他在这里住了20年了。
Since when has he been there ?他是从何时起就在那儿的?Since 1976.从1976年起。
请注意：for+ 一段时间表示某个动作持续多长时间;since+ 某个时间点表示某个动作是何时开始的。
【篇二】词汇学习 Word studyretire v.(1)退休;离职：He retired at the age of 60.他60岁时退休了。
He's going to retire soon from the sea.不久他将退休，结束其航海生涯。
(2)退出;退隐：He often retires to his country house at weekends.他周末通常到他那个乡间别墅生活。
The ladies retired, and the gentlemen went on drinking and chatting. 女士们离席退出，先生们则继续喝酒聊天。
【篇三】worth prep.(1)相当于……价值，值……钱：The new house would be worth 50, 000 pounds.这座新房子会值50，000英镑。
How much is the necklace worth?这条项链值多少钱?(2)具有……价值;值得：That city is worth visiting.那座城市值得一游。
新概念英语第一册Lesson89-90课件
Has Ian been here since 1967? A. Yes, he has.
B. No, he hasn’t.
Has Ian been here since 1967? A. Yes, he has.
B. No, he hasn’t.
Why does Ian want to sell the house?
6 o’clock last month
since +时间点
现完练习
He has lived here _s_i_nc_e__ 1978.
since
for
in
Our teacher has studied Japanese_f_or_20 years.
in
for
since
He has lived in Nanjing_s_in_c_e_the year before last.
How long 对长度提问（时间）用在完成时 for 20 years, since 1996
When 对时间点提问 in 1996
How much 对价格提问 20 yuan
1._____ he been to Beijing since 2000?
Yes, he has. A.Does B Has C Did
from
for
since
She has studied English _f_o_r_ ten years.
at
2/12
since
for
I’ve known him__s_in_c_e_we were children.
for
6/12
at
新概念第一册 lesson 89-90课堂及课后练习
一、单词：拼读、过关、讲解[+宾或that从句] eg：I believe that this house is for sale. 我想这房子是要出售的。
believe sb.和believe in sb.: believe sb. 相信某人（所说的话是真的）believe in sb. 信任某人（表示许可或用于请求许可）可以eg：May I have a look at it 我可以看一看吗long eg. How long have you lived here 您在这里住了多长时间自从since+时间点eg. I have been here since 1976. 从1976年我就住在这里。
[疑问副词]为什么eg：Why do you want to sell it 你为什么要卖掉它呢因为（用why问，用because回答）eg. Because I have just retired. 因为我刚退休。
: How much does it cost 它卖多少钱$prep. 值……相当于……的价值be worth sth. / doing sth.It's worth every penny of it. 它确确实实值那么多钱。
（pennis[-z]）表示个数；pence[pens]表示价值二、课文：领读、句子过关、讲解1.待售for sale2.值得做某事worth doing sth3.最后拍板have the last word4.自从---since + 点时间+ 段时间 6.想做某事want to do7.看一看have a look at 8.在乡下in the country 9.多少钱how much 10.许多、大量a lot of三、语法㈠for与since现在完成时还可以描述发生在过去且一直延续到现在的动作。
这种动作甚至有可能延续下去。
在这种情况下，它一般与for + 一段时间。
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教学目标
学习现在完成时态，帮助学生 理解完成时态的意义
教学重点
介词for , since的用法区 别
考点
How long have you…? How much does it cost?
1.Do you have a house? 2.Do you want to buy a house? 3.Do you want to sell your house?
I spent two hours on my homework. I spent two hours in doing my homework.
9. pound n. ①英镑(货币单位，可数名词)
The hamburgers cost me fifteen pounds.
②磅(重量单位,可数名词)
Listen to the tape and answer these questions:
1 How long has Ian lived here?
2 Why does Ian want to sell his house?
3 How much does this house cost?
1. I believe / think / suppose / guess that + 句子 我相信/ 认为/ 猜想 / 猜测…… (宾语从句)
5. why adv. 为什么 (问原因)
because conj. 因为 Why …? Because + 句子. 因为……。
Why are you wearing a sweater? Because it is going to snow.
6. sell v. 卖，销售
sell--- sold--- sold sale n. 卖，销售 be for sale 待售(还未出售，还未卖) be on sale 上市，出售，正在销售(正在卖)
2. She has lived in Beijing since 2000.
3. He has just finished his homework.
4. We have stayed in Shanghai for a long time.
7. because [bi'kɔz] conj.因为 8. retire [ri'taiə] v.退休 9. cost [kɔst] v.花费 10. pound [paund] n.英镑 11. worth [wə:θ ] prep.值…钱 12. penny ['peni] n.便士
1.believe v. 相信，认为 belief n. 相信，信任，信仰
4. Since 介词： ①自从 ②既然 ③since 常与现在完成时连用 since + 时间点 since + 一段时间 + ago since + 句子
I have lived here since 1980. I have lived here since 20 years ago. I have lived here since I graduated from school.
Yes, I have.
When did you read it?
I read it last year.
Have you done your homework yet? Yes, I have.
When did you do it?
I did it half an hour ago.
Practise 1. They have already had lunch.
in the country 在这个国家； 在乡下
9. How much …? ① 多少，问数量 ② 多少钱，问价钱 10.sth be worth + 钱 / doing sth 某物值得…….
Lesson 90 Have you …… yet? 你已经……了吗？
Have you read this book yet?
6.完成时 + since + 时间点
The Greens have been here since 2000.
7. want v. 想要
want + sth want + to do sth want + sb to do sth want + to be a/an + 职业/身份
8. country n. ① 国家 ②乡下，农村
7. retire v. 退休
retire--- retired---- retired retired adj.退休的
be / get retired 退休了 He got retired last year. My grandpa retired five years ago. tired adj. 累的，疲劳的 My father is too tired, so he wants to retire.
New words and expressions
1. 2. 3. 4. 5. 6. believe [bi'li:v] v.相信，认为 may [mei] (用于请求许可)可以 how long 多长 since [sins] prep.自从 why [wai] ad.为什么 sell [sel] v.卖，出售
4. come in 进来 go out 出去 come in (反义词) --go out
5. How long 对现在完成时的时间段提问
How long have you lived here? I’ve lived here for twenty years.
for + 时间段：现在完成时的标志性时间状语
情态动词原形语气比较直接，很生硬， 不容易让人接受
情态动词过去式，表示委婉的语气， 有礼貌，让人更容易接受
May I …? 表示请求，带有商量语气， 希望得到对方的允许
3. how long 多长时间 how often 多久 对现在完成时的时间段提问，用how long (多长时间) 对一般将来时的时间段提问，用how often (多久) ① I have been here for 3 years. (对划线部分提问) How long have you been here? ② I will come back in 2 days. (对划线部分提问) How soon will you come back?
I believe that he is honest. 我相信他是诚实的。
believe it or not 许可)可以
原形 may can must will shall 过去式 might could must would should
委婉语气由强到弱: might > may > can May I come in? Yes, you may / can. No, you can’t.
Ten pounds of tea cost me thirty pounds.
10. penny n. 便士 penny (复数) --- pence I only have one penny. Jim has fifty pence.
11. worth ① 介词，值……钱 ② 形容词，值得的 Sth + be worth + 钱 / doing sth 某物值得……
The house is for sale. These dresses are on sale.
sell(反义词) ---- buy
sell sb sth for + 金钱 = sell sth to sb for + 金钱 把某物以……钱卖给某人
He sells this car to his brother for 20,000 yuan.
8. cost v. 花费
cost --- cost --- cost
物 + cost + sb + 钱 This book costs me ten yuan. spend v. 花费
spend --- spent --- spent 人 + spend + 时间 / 金钱 + on sth / in doing sth
The book is worth 5 yuan. The book is worth reading.
worthy adj. 值得的
sth be worthy + of being done to be done 某物值得……
The book is worthy of being read. The book is worthy to be read.
believe sb / 话 相信某人/ 相信某人说的话 I don’t believe you. 我不相信你说的话。
believe in + sb (品质，人格) = trust sb 信任某人
We believe in each other. 我们彼此互相信任。
主语 + believe that + 句子 ……相信/认为……
I believe that he will come to school on time.
2. sth be for sale 某物待出售
The house is for sale.
3. May I …?
我可以…….吗？ 表示请求，允许 是比较正式的用法 是较为随意的用法
Can I …? 我能……吗?
prove one’s worth 证明某人的价值
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