Unit 16 Scientists at work

发布时间:2016-4-19 编辑:互联网 手机版

Period 4 Word Study

Teaching aims:

1. To consolidate the words and useful expressions learnt in this unit.

2. To help the students use the key words and phrases with proficiently.

Key and difficult points:

To make the students know the usage of the key words and phrases.

Teaching procedures:

1. comfort

TS: It brings people more comfort.

n. ---

I. 舒适

(1) They tried their best to ensure our comfort and safety.

(2) He lived in great comfort.

II. 安慰

(1) She finds comfort in her children.

(2) The news that her husband was getting well and strong brought great comfort to

Alice.

(3) Sometimes a few words of comfort to the one who has just failed may encourage him to stand up and even try to make a comeback.

III. 使人得到慰藉的人或物

(1) She was a great comfort to me when I was ill.

(2) A cup of hot milk on a cold night is a real comfort.

v. --- 安慰

(1) They tried to comfort her, but what could they say?

(2) I tried to comfort Jane after her mother's death.

adj. --- comfortable 舒适的,无忧无虑的

adv. --- comfortably

(1) The room was hot and comfortable.

(2) Please make yourself comfortable.

(3) He led a comfortable life after his retirement.

2. charge

TS: The string was getting charged!

vt. & vi ---

(1) It usually takes one hour to get my cellphone fully charged. (使充电)

(2) The boy was charged with stealing a car. (指控)

(3) He was charged with murder. (指控)

(4) How much do you charge for repairing my CD player? (要价)

(5) He charged me $5000 for this secondhand car. (要价)

(6) Our soldiers charged the enemy. (猛攻)

(7) The boy charged into the room. (猛冲)

(8) She charged me to look after her daughter. (命令,使负责)

n. ---

(1) The charge for a front-row seat is $500. (费用)

(2) Today, all goods are delivered free of charge. (免费)

(3) The charge carries a possible sentence of three years. (指控)

(4) He has charge of the home office. (掌管,负责)

(5) An experienced engineer is in charge of the project. (负责)

(6) The boy was in the charge of his tutor. (受管理)

3. shock

TS: I brought my finger close to the key and felt a light but very clear electric shock.

n. ---

I. 与介词with或from连用时,常是不可数名词。

(1) She was white with/from shock.

(2) The bad news left us all speechless from shock.

II. 指令人震动、震惊或使人受到精神打击的事时,是可数名词。

(1) An electric shock can kill you. (电击,电震)

(2) If you touch a live wire you will get a shock. (电击,电震)

(3) The shock of her husband’s death made her ill. (打击)

(4) The failure was a shock to me. (打击)

(4) It gave me quite a shock to learn that he had married again. (震惊)

(5) The shock of the explosion was felt far away and the shock waves spread for

miles. (震动)

v. 使某人震惊

(1) I was shocked when I heard about your accident.

(2) He enjoys shocking people.

adj. --- shocking

(1) The news of his leaving his high-paying job is shocking to everyone.

4. control

TS: Add a tail to the frame and tie a long string to the cross, so you can control the

kite.

v. --- 控制,管理

(1) Try to control yourself.

(2) The United States controls 80 percent of Peru’s petroleum.

(3) At that time the Romans controlled a powerful empire.

n. ---控制,管理

(1) Control of the emotion during the crisis is difficult.

(2) I have no control over him.

(3) The government’s control on trade and industry is not effective.

Some phrases of control

(1) At last, the fire was under control. (被控制住)

(2) The plane got out of control and crashed. (失去控制)

5. prove

TS: This experiment proves that lighting and electricity are the same.

vt. --- 证明,证实,显现出

(1) Your theory may be right. But can you prove it to me?

(2) He has proved his courage in battle.

(3) I shall prove to you that he told lies.

(4) The fingerprint on the knife proved him (to be) the murderer.

vi. --- 显示,被证明是,成为,prove是系动词,相当于turn out,

后接 “(to be) + 名词或形容词等”,不能用被动语态

(1) He proved to be the author of the novel.

(2) What he said proved successful.

6. doubt

TS: There is no doubt that 100 years ago animal testing was cruel but today animals

in experiments are very well taken care of.

n. --- 犹豫,怀疑

I. there is no doubt about / have no doubt about (对……没有怀疑)

(1) She is honest and there is no doubt about it.

(2) I have some doubt about the news of his success.

II. 肯定句中用whether引导,否定句中用that引导

(1) There is some doubt whether John will come on time.

(2) There is no doubt that John will come on time.

(3) I have no doubt that you will be successful.

v. --- 犹豫,怀疑,不确信

I. 后跟名词、代词

(1) Do you doubt the truth of this report?

(2) Do you really doubt me?

II. 肯定句中用whether或if引导,否定句或疑问句中用that引导

(3) I doubt if/whether he’ll be successful.

(4) I don’t doubt that he’ll be successful.

(5) Do you doubt that he’ll be successful?

Homework ------

Self-evaluation ------