广州版初二上册期末英语Unit课内重点及语法

1、Unit3 学问探究 Step one Getting ready & Reading 课文讲解 1 Listen to a woman making a phoneorder.听一位女士电话购物； Order n.订货；订购； make an order 订购；如： Pleasemakeanorder for anew sofa anda tea tab请le订 . 购一个新沙发和茶几； 回忆： order仍可表示 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）韩梅梅命令李雷去做家务； 2 My mothe

2、r order me off the TV. A. to turn B. turning C. turn D. to turning 2Learnhow to comparethingsbyusing the comparative of adjectives学 . 习如何用 形容词的比较级来对比事物； Compare 较；对比； Compare with 把 与相比；如： v 比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； 3 We use the computer fortypi

3、ng. 我们用电脑来打字； Type v.打字；如： I ll ask Miss white to type the lette我 r. 会让怀特小姐把这封信打出来； Type 仍可作名词,表示 种类；类型 的意思；如：A type of 一种 4 Computers maywork as doctors. 电脑可以当医生； Work as从事 工作；如： My brotherworksasanengineer我. 哥哥是工程师； 1 我将来想从事一名老师； 2 我妈妈是一名家庭主妇； 第 1 页,共 6 页5 You may be unaware ofthem. 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. 你依靠电脑的程度比你知道 的更多； Depend on 依靠；如： Childrendependontheirparents孩. 子依靠父母； 1我们必需自己靠自己； 7 They can calculate at a faster speed than we can and almost never

5、 give wrong answers. 它们的运算得比我们快,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； 8In addition, computers can do important jobs like operating railways and flying planesandspaceships此. 外,电脑可以做很重要的工作,如铁路系统的把握, 飞机飞船的操作； I

6、n addition除 以外（仍）；如： He does well in all his subjects. In addition, he is good at playing sports. 他各门功课都很杰出；此外,他仍善于各项运动； 1. 另外,我寒假仍要去旅行； 9. However, one day computers may be able to do a better job than human beings. Beable to 意为 能,能够 ,后接动词原形； Tom isn t able to come because he is ill. 辨析 be able to

7、与 can be able to 表示有才能,往往是 有人称和数的变化 可用于多种时态 经过努力而获得的能 第 2 页,共 6 页力 can 表示身体或精神上自 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 身具备的才能,仍可 以表示请求,答应, 估量 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. Needdoing sth 需要做某事 ,主语通常是物 Th

8、e flowers need watering. Need 作情态动词时,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 玩得兴奋, 过得高兴 ,相当于 haveagood/great/wonderful time或 enjoyoneself,此处 fun 是不行数名词,意为 玩笑,消遣,乐趣 The children are having fun playing in the park. 1

9、 我们去下川岛玩得很兴奋； = As well意为 也；通常放句末,相当于 too. I can 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 top/full speed 以全速 at high/low speed 以高速 /低 速 Much faster 意为 快得多 ； much形 + 容词 /副词的比较级 意为 .得多 I m much t

10、aller than you. 第 3 页,共 6 页常见的用于修饰比较级的单词或短语有 Step two-Listening 讲解 much, even, a little, a bit 等； Price each 单 价 Price名词,意为 价钱价格 ；询问价格用 What s 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,廉价的）；它们的

11、主语必需是货物,物品本身； This watch is expensive. 【随堂练】： 一 单项选择： 1 This computer is than that one. A. expensive B. more expensive C. much expensive expensive 2 Mary depended her grandparents after her parents died in the accident A. on B. in C. by D. with 3 Lucy smother a teacher in a big school. She is kind t

12、o all her students. 4 5 A. works out B. works as C. works in D. works on Sam is an excellent engineer. ,he is a good footballer. A. in trouble B. in time C. in addition D. in future We use the mouse for the computer. A. control B. controls C. controlled D. controlling 二 单词拼写； 1How fast can the car r

13、un. of 150 kilometres an hour. It can run at a s 第 4 页,共 6 页2 We d on each other because we are good friends. 3 These ants are so t that people are always unaware of them. 4 Use your b , and you ll find a way. 5 My 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； Peo

14、ple have to 2此外,李老师仍是个灌篮高手； doctors when they are ill. , Mr Li 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假如你比较一下这些文章,你就会知道谁写得最好； you these articlesy, ou ll know witres the best. 四 读课文,选择正确答案； 1 The first computers appeared . . C. 2 A. in 19

15、40 B. before cars C. in the 1940s Now computers are becoming . 3 A. smaller B. less C. bigger Computers can do for human beings. 4 A. nothing B. something C. anything People move the to control the computer. 5 A. mouse B. keyboard C. monitor Computers aren t cleverer than us because we can A. calcul

16、ate faster than them B. always give right answers produce new ideas Step three-Speaking Writing第 5 页,共 6 页1 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 a

17、nd class rules. 2 How often do you use the 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 did you stay How long 多长时间,用 for 或者是 since 回here. 答 -For three days How soon 仍要多长时间才, 多用于将来时, - How soon will they come back. 用 in+一段时间回答 -In two days