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| 高三英语教案 Unit 14 Zoology [知识点] |
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| 高三英语教案 Unit 14 Zoology [知识点] |
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| 作者：佚名 资料来源：不详 点击数： 更新时间：2007-7-20 23:10:24 |
Unit 14 Zoology
Teaching aims: Vocabulary revision
Grammar revision
Teaching main-points: Vocabulary and grammar revision in the process of the integration between the teacher and the ss
Teaching Crux: 1) SS’ explanation about the vocabulary and grammar
2) Teacher’s further explanation and supplement
Teaching materials & focuses:
Warming up
1. Match the words above with the humorous definitions below.
match vt./vi. 与。。。相配，与。。。相同，将。。。配对
The doors were painted blue to match the walls. 门漆成了兰色，为的是与墙的颜色相配。
None of these glasses match. 这些杯子没有能配对儿的。
As a couple they are not very well matched作为夫妻他们并不十分般配。
The teams were evenly matched. 各队水平旗鼓相当。
n. 火柴，比赛，敌手，旗鼓相当的人，般配的人或物，相同的东西
I was no match for him at tennis. 打网球我不是他的对手。
I was his match at tennis. 打网球我跟他旗鼓相当。
The curtains and carpet are a good match. 窗帘和地毯非常相配。
Jo and Ian are a perfect match for each other. 乔和伊恩真是天造地设的一对儿。
2. 区别 match, suit , fit
Match 多指大小，颜色，形状，性质等方面搭配。
Suit 多指合乎需要，口味，性格，条件，地位等。
Fit 多指大小，形状合适。
如：The People’s Great Wall and Historical Museum match the Tian’anmen beautifully.
No dish suits all tastes. 没有人人都合口味的菜。
The new coats fits me well. 这件新衣服我穿着大小正合适。
3. get hold of 抓住
引申：catch/get/lay/seize/keep hold of 抓住，握住，捕捉，获得
Lose hold of 松手放走。
Hold back 拦阻，阻挡, 隐瞒；抑制，控制情感等； 踌躇
Hold off 延迟，推迟
Hold on 等一下，坚持，挺住
Hold out 维持，坚持，伸处手
Hold up 阻碍，举出例子，提出。。。为榜样。
Teaching aims: Vocabulary revision
Grammar revision
Teaching main-points: Vocabulary and grammar revision in the process of the integration between the teacher and the ss
Teaching Crux: 1) SS’ explanation about the vocabulary and grammar
2) Teacher’s further explanation and supplement
Teaching materials & focuses:
4. take turns doing 轮流做某事
take turns (in sth / to do sth) 依次。轮流
The male and female birds take turns in sitting on the eggs. 雄鸟和雌鸟轮流伏窝。
We take it in turns to do the housework. 我们轮流做家务。
in turn 依次，轮流，相应地，转而
The children called out their names in turn. 孩子们依次报出自己的名字。
Increased production will, in turn, lead to increased profits.增加生产会继而增加利润。
By turns adv. 轮流, 交替
Beneath her external calm, she raged and felt frightened by turns.
Reading
1. Among the different kinds of bee, it is the honey-bee that has interested scientists most because of the “language ” they use to communicate with each other.
强调句的一些练习：
(1) 以一般疑问句出现
Was ___ that I saw last night at the concert?
A if you B not you C you D that yourself
答案是A.
(2) 以特殊疑问句形式出现
____ is it ____ has made Peter ___ he is today?
A What; that; that B That; that ; what C What; what; that D What; that ; what
答案是D.
(3) 以名词性从句形式出现
I’ve already forgotten ____ you put the dictionary.
A that it was there B where was it that C that where it was D where it was that
答案是D.
(4) 与定语从句相结合
It was in the lab ____ was taken charge of by Professor Harris _________ they did the experiment.
A which ; that B that; what C whom; that D which; where
答案是A.
(5) 与not ..until 句型结合
It was not until it got dark that I left.
另外，注意与有it 的定语从句相区别：
It was midnight when he came back.
It was at midnight that he came back.
2. He built a transparent wall through which he could observe what went on inside.
Teaching aims: Vocabulary revision
Grammar revision
Teaching main-points: Vocabulary and grammar revision in the process of the integration between the teacher and the ss
Teaching Crux: 1) SS’ explanation about the vocabulary and grammar
2) Teacher’s further explanation and supplement
Teaching materials & focuses:
Go on 的用法：
vi. 向前进行
We were all tired, so we couldn’t go on.我们都精疲力尽，无法前进。
继续 (go on doing sth, go on with sth go on to do ）
I couldn’t finish my homework so I have to go on with it.
He went on working without taking a rest.
Time is limited, so let’s go on to the next subject. 时间有限，我们进入下一个主题吧。
（事件等）发生
It sounds as if there is a fight going on upstairs. 楼上好象有人打架。
(时间) 经过，过去
As the days went on it grew colder. 日子一天天过去， 天气越来越冷。
3. observe vt. 观察, 观测, 遵守, （搭配：observe sb do/doing sth）
observe the speed limit; 遵守速度限制；
observe a child's behavior. 观察一个孩子的行为
One must observe the rules. 我们(任何人)必须遵守规则。
4. In order to tell the bees apart, he painted some bees with little dots of color.
Tell apart 识别，辨别 如：
The twins are so much alike that we can hardly tell them apart. 这对双胞胎太象了，我们几乎分不出来谁是谁。
5. perform vt. 履行, 执行, 表演, 演出
perform one's duties 尽责任
perform a play 演一出戏
The doctor performed the operation. 医生进行手术。
You should always perform what you promise. 你应永远履行你的诺言。
6. They trooped behind the first dancer, copying its movements.
Troop 用法n. [常用复]军队, 部队 一群; 大量; 许多;
a troop of students on a field trip; 一群郊游的学生；
the enemy troops have been driven out of the country. 敌军被赶出了国土。
vi. 一组成群结队地走, 排队前进 (along, in, out, to)
They trooped away to the football game. 他们成群地去看足球。
The students trooped into the auditorium. 学生们列队走入大礼堂。
Teaching aims: Vocabulary revision
Grammar revision
Teaching main-points: Vocabulary and grammar revision in the process of the integration between the teacher and the ss
Teaching Crux: 1) SS’ explanation about the vocabulary and grammar
2) Teacher’s further explanation and supplement
Teaching materials & focuses:
7. They discovered that the farther away the feeding station was, the slower the dance was.
The +形容词/副词比较级。。。， the +形容词/副词比较级， 意思是越。。。就越
The higher we stand, the farther we see. 站得越高，看得越远。
The sooner you do it, the better it will be. 越早越好。
8. So another astonishing fact came to light. 于是又发现了另外一个令人惊讶的的情况。
Come to light 被人知道（发现）
New facts about ancient Egypt have recently come to light. 最近有一些关于古代埃及的事实被发现了。
9. beeline 直线 （搭配：make a beeline for ）
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