广州版八年级上册英语Unit3课内重点及语法.docx

1、广州版八年级上册英语Unit3课内重点及语法Unit3 知识探究Step one Getting ready & Reading课文讲解1Listen to a woman making a phone order.听一位女士电话购物。Order n.订货；订购。 make an order 订购。如：Please make an order for a new sofa and a tea table.请订购一个新沙发和茶几。回顾：order 还可表示“命令”的意思。如：This is an order! 这是命令!order sb to do sth 命令某人做某事 （1）韩梅梅命令李雷去

2、做家务。_(2) My mother order me _ off the TV.A. to turn B. turning C. turn D. to turning2 Learn how to compare things by using the comparative of adjectives.学习如何用形容词的比较级来对比事物。 Compare v.比较；对比。Comparewith 把与相比。如： Compare this picture with that one and see which is better. 把这幅画和那幅画相比，看看哪幅更好。3We use the co

3、mputer for typing. 我们用电脑来打字。Type v.打字。如：Ill ask Miss white to type the letter. 我会让怀特小姐把这封信打出来。Type 还可作名词，表示“种类；类型”的意思。如：A type of 一种4 Computers may work as doctors. 电脑可以当医生。Work as 从事工作。如：My brother works as an engineer.我哥哥是工程师。(1)我将来想从事一名教师。_(2)我妈妈是一名家庭主妇。_5You may be unaware of them. 你可能没意识到这些。 Be

4、 unaware of 没意识到；未察觉。如：He was unaware of the truth. 他没意识到真想。拓展：be aware of 意识到；察觉到(1) 我没想到你是这样一个人。_6 You depend on computers more than you realize. 你依赖电脑的程度比你知道的更多。 Depend on 依靠。如： Children depend on their parents.孩子依靠父母。(1)我们必须自己靠自己。_7They can calculate at a faster speed than we can and almost neve

5、r give wrong answers. 它们的计算得比我们快，而且几乎从不出错。Speed n. 速度。如： At a fast / full speed 快速 / 全速 At a speed of 120 kilometers per hour 以每小时120公里的速度(1)我以每分钟500米的速度冲向饭堂。_8 In addition, computers can do important jobs like operating railways and flying planes and spaceships.此外，电脑可以做很重要的工作，如铁路系统的控制、飞机飞船的操作。 In a

6、ddition 除以外（还）。如： He does well in all his subjects. In addition, he is good at playing sports. 他各门功课都很出色。此外，他还擅长各项运动。 (1). 另外，我寒假还要去旅游。_9. However, one day computers may be able to do a better job than human beings.Be able to 意为“能，能够”，后接动词原形。Tom isnt able to come because he is ill.辨析be able to与canbe

7、 able to表示有能力，往往是经过努力而获得的能力有人称和数的变化可用于多种时态can表示身体或精神上自身具备的能力，还可以表示请求、允许、推测没有人称和数的变化只有一般现在时和一般过去时的两种时态10. Some young people always need help from their parents. Need作实义动词讲，意为需要Need to do sth “需要做某事”，主语通常是人We need to tell him the truth.Need doing sth “需要做某事”，主语通常是物The flowers need watering.Need作情态动词时，

8、没有人称和数的变化，后接动词原形，主要用于否定句或疑问句中。（1）你需要按时完成作业。_（2）没有人的时候灯要关掉。_11. We had fun and learnt something new as well.Have fun意为“玩得开心，过得愉快”，相当于have a good/great/wonderful time或enjoy oneself,此处fun是不可数名词，意为“玩笑，娱乐，乐趣”The children are having fun playing in the park.(1)我们去下川岛玩得很开心。_=_As well意为“也”。通常放句末，相当于too.I can

9、 speak Chinese and I can speak English as well.12. .but it works at a much faster speed than my old one.At介词，意为“（速度）以.”。At a speed of以.的速度 at high/low speed以高速/低速At top/full speed以全速Much faster意为“快得多”。“much+形容词/副词的比较级”意为“.得多”Im much taller than you.常见的用于修饰比较级的单词或短语有much, even, a little, a bit等。Step

10、two-Listening 讲解Price each单价Price名词，意为“价钱价格”。询问价格用“Whats the price of.?”，相当于“How much is/are.?”。1）表示价格高用“high”,表示价格低用“low”。The price of the book is very high.2）expensive “昂贵的，花钱多的”，表示物品“贵”；表示物品“贱”用cheap（廉价的，便宜的）。它们的主语必须是货物、物品本身。This watch is expensive.【随堂练】：(一)单项选择：1 This computer is _ than that one

11、. A. expensive B. more expensive C. much expensive D.most expensive( ) 2 Mary depended _ her grandparents after her parents died in the accident A. on B. in C. by D. with( ) 3 Lucys mother _ a teacher in a big school. She is kind to all her students. A. works out B. works as C. works in D. works on(

12、 ) 4 Sam is an excellent engineer. _ ,he is a good footballer. A. in trouble B. in time C. in addition D. in future( ) 5 We use the mouse for _ the computer. A. control B. controls C. controlled D. controlling(二) 单词拼写。1 How fast can the car run?It can run at a s _ of 150 kilometres an hour.2We d _ o

13、n each other because we are good friends.3These ants are so t _ that people are always unaware of them.4Use your b _ , and youll find a way.5My seventy-year-old grandpa is learning to t _ with the computer.(三) 完成句子。1 人们生病时要依靠医生。 People have to _ _ doctors when they are ill.2此外，李老师还是个灌篮高手。_ _, Mr Li

14、is a great basketball player.3 你父亲从事什么工作？ What does your father _ _?4我没察觉到这个错误的答案。I _ _ _ the wrong answer.5 如果你比较一下这些文章，你就会知道谁写得最好。 _ you _ these articles, youll know writes the best.(四) 读课文，选择正确答案。( ) 1 The first computers appeared _. A. in 1940 B. before cars C. in the 1940s( ) 2 Now computers ar

15、e becoming _. A. smaller B. less C. bigger( ) 3 Computers can do _ for human beings. A. nothing B. something C. anything( ) 4 People move the _ to control the computer. A. mouse B. keyboard C. monitor( ) 5 Computers arent cleverer than us because we can _. A. calculate faster than them B. always giv

16、e right answers C. produce new ideasStep three-Speaking Writing1 What do you think of computers? What do you think of.= How do you like? 你觉得.怎么样？ -What do you think of your trip? -Great! We have a good time!【中考链接】 你认为我们的校规和班规怎样？_ do you _ _ our school rules and class rules?2 How often do you use the

17、 computer? How often “多久一次” 回答的时候用频度副词always，often或者频度副词短语 once/twice a week. -How often do they play ping-pong? -Once a week.【辨析】How often 多久一次，指频率How long 多长时间，用for或者是since回答 - How long did you stay here? -For three daysHow soon 还要多长时间才，多用于将来时， - How soon will they come back?用in+一段时间回答 -In two day

18、s.【中考链接】-_ do you go to library?- Once a week.3 How much time do you spend playing computer games every week? How much 多少，提问不可数名词的数量，还可以询问价钱。 How much money do you have? How much water is there in the glass?【辨析】Spend 主语是人 spend on sth./spend in doing sth.Pay 主语是人 pay for sth./ pay sb. for sth.Take 主

19、语是it It takes sb. some time to do sth.Cost 主语是物 sth. costs sb. some money【中考链接】I _ some of my free time playing basketball for my school team. A spend B cost C take D pay.4 popular 流行的，受欢迎的。可以做定语或者是表语。做定语时，在口语中缩写为pop. Be popular with 受到.的欢迎 Ice cream is popular with children.【中考链接】 Mobile phones are

20、 _(流行的，普通的) in the modern world.5 However, we have another model- the C 4095 Another 另外的，又一。在此处做形容词，也可以做代词。通常用于三者或者是三者以上以及不确定中的另一个.the other指的是两者中的另一个。 Lets find another way to work out the problem. Here are two rules. One is short, and the other is short.【中考链接】- Could we see each other at 9 oclock

21、tomorrow morning.- Sorry, Lets make it _ time.A others B the other C another D other6 Look forward to your replay. Look forward to希望，盼望 其中to 是介词，后面跟动词的ing形式。 Im always looking forward to buying a new car.二 根据提示完成句子 1 那件衬衣多少钱？ _ _ _ _the skirt? 2 他每天要花一个小时玩电脑游戏。 He _ over an hour _ computer games eve

22、ry day. 3 一杯咖啡怎么样？ -好的，谢谢你！ - _ _ _ a cup of coffee? - Yes, please. Thank you.4 哪一位是你爸爸? -穿白衬衣的那位男士。 - _ _ is your father? -The man in a white shirt.5-你觉得今晚的电影怎么样？-很一般-_ _ you _ _ the movie tonight?-Its just so-so三 单项选择( ) 1 - What do you think of the two backpacks? -_ of them are very nice.A Either

23、 B Both C Each D All( ) 2 It usually _ Mum about half an hour to cook supper.A pays B takes C spends D costs( ) 3 Daisy is such a good daughter that she _ most of her spare time with her parents.A spends B costs C takes D affords( ) 4 -_ does you cousin go to the gym? -Twice a week.A How long B How

24、often C How soon D How much( ) 5 -_ are you leaving for Beijing?-In a couple of days.A How far B How often C How soon D How long( ) 6 Jenny, I need some milk . -Ok. Mum. _ do you need? A How much B How many C How often D How long( ) 7 -_is your father?-A bank clerk. He works in a bank near my home?A

25、 Where B How C What D Which( ) 8 -_ does your new friend look like? A How B Who C What C Where( ) 9 -_is Jeremy Lin.-He is a famous Harvard-educated, Asian-American NBA basketball player.A Where B What C Why D How old( ) 10 - _ have you been married? -For twenty years.A How long B How far C How soon

26、 D How often四 书面表达电脑已经成为生活中不可或缺的工具了。 以computer 为题，写一篇约60的词_ 例文： Computer is a wonderful machine. Its a great invention in many years. It develops very quickly. The smallest computer is as big as a notebook. We call it pocket computer. Computer becomes more and more important in many ways. It has tou

27、ched the lives of everyone, even people in faraway villages. It helps us to do with all kinds of information and we get knowledge from it. It can give us a lot of fun.Step four-More Practice 讲解1 The students played computer games on the Internet all day Saturday without stopping to drink, eat or sleep.without 介词 “没有，缺乏”. 后接名词，代词以及动名词，多作伴随状语He left without a word.Stop to do sth. 停下来去做另一件事。 The girl start to cry.Sop doing sth. 停止做某事 The girl stopped crying.