【新课标人教版】2012届高中英语一轮复习精品学案：必修三 Unit2 Healthy eating

Unit 2 Healthy eating

1、 diet n.

根据语境猜词义

(1) She is on a diet in order to lose weight.

(2) It's important to have a balanced, healthy diet.

根据语义找匹配

A. 日常饮食 B. (病人或减肥者的)特种食品

(1) B (2)A

be / go on a diet 节食 put sb. on diet 让某人节食

a balanced diet 均衡饮食

diet/food

diet 特指维系健康的定量或定质的食品，常用于病人、减肥者等的食物。是可数名词。 They are seeking the most reasonable diet which will do good to their health.

food 是一般用法。指能维系生命的、能充饥的、能吃能喝的东西。作为食物，是不可数名词；作为食物种类，是可数名词。

We must have food to eat and clothes to wear.

The children jumped with joy at sight of all kinds of foods on the table.

用food/diet填空

The sick man must not go without (1) food， but he must have a (2) diet without sugar.

2、 energy n.

根据语境猜词义

(1)It's important and necessary to try to save energy.

(2)Young people usually have more energy than the old.

根据语义找匹配：A. 能源 B. 精力、活力

(1) A (2) B

energetic adj. 精力旺盛的； 精神饱满的

energetically adv. 精力旺盛地； 精神饱满地

energy­saving adj. 节约能源的

nuclear energy n. 核能 solar energy n. 太阳能

be full of energy 精力充沛

devote one's energy to 致力于

energy/force/power/strength

energy 物理学意义上的“能、能量”；生理学上的“精力、活力”。

Though he is very thin and small, he is full of energy.

force 指外在的“力量、武力”；也指自然界的力量，复数常指“兵力、军队”。 I was prevented from coming by force of situation.

the air forces 空军

power 指“能力、权力”或内在的“力”；也指人或机器等潜在的或能发出的力量。 I shall do everything in my power to rescue.

Knowledge is power.

strength 指人的“体力、力气”和“长处”；指物的“强度”。

He pulled the injured person from the ruins with all his strength.

单项填空

( )(1) — You are always full of______. Can you tell me the secret? —Taking plenty of exercise every day.

A. power B. strength C. force D. energy

D 本题考查名词词义辨析。句意：——你总是精力充沛，能告诉我其中的奥秘吗？——每天进行大量的锻炼。

( )(2) Our country is performing reforms in many fields, one of ______ is electric ______.

A. that; force B. those; strength

C. them; energy D. which; power

D 句意：我们国家在许多领域在进行着改革，其中的一项就是电能改革。

( )(3) Some countries are increasing their use of natural gas, and other forms of ______.

A. source B. energy C. power D. material

B 本题考查名词辨析。句意：一些国家在提高对天然气和其他形式的能源的利用。通过上文中的their use of natural gas，我们便可知道它所指的是：大自然的能量，所以答案是B。

energy，force，power和 strength 是高考名词辨析的常见考题。在处理这类题目时，我们一定要特别注意它们各自的侧重点：

energy侧重于人的精神和大自然的能量；

force侧重于强迫性；

power强调动力或潜在的力量或人的权力；

strength强调气力。

3、lie n．&v.

根据语境猜词义

(1) Believe him. He never tells a lie.

(2) He lied that he had been to the moon.

(3) West of the hill lie two chemical plants.

(4) He lied on his back on the playground.

根据语义找匹配

A. 位于 B. 撒谎 C. 谎话 D. 躺卧

(1) C (2) B (3)A (4)D

lie n. 谎话；vt. 撒谎； vi. 位于、躺

lay v. 产卵，下蛋；摆放

tell a lie＝tell lies 撒谎；讲谎话 a big lie 弥天大谎

a black lie 用心险恶的谎言 a white lie 善意的谎言

单项填空

( )(1) The manager had fallen asleep where he ______， without undressing.

A. was laying B. was lying

C. had laid D. had lied

B 本题考查的是lie有关时态词形的变化和语义辨析。在处理这一问题时，首先我们要搞清楚它在语境中的语义，本句的语义是：经理穿着衣服就在他躺着的地方睡着了。通过had fallen asleep可知它是“躺卧”的意思，排除A和C。从时态意义出发，睡着时，躺卧的动作正在发生，所以答案是B。

( )(2) At the foot of the hill ______ a big lake surrounded by trees.

A. lays B. is laying C. lies D. lying

C 本题考查的是lie有关词形的变化和语义辨析。在处理这一问题时，我们首先要搞清楚它的句式结构。这是地点状语放在句首的一个完全倒装句，其主语是 a big lake。它的语义是：山脚下有个被树环绕着的大湖。

巧记一：

撒谎(lie)的规则，不规则的是躺 (lie)，躺下来 (lay) 就下蛋 (lay), 下蛋 (laid) 不规则。

巧记二：

He lied that he lay in bed and laid a hen in a box and saw her laying an egg. 他撒谎道他躺在床上把母鸡放在盒子里看着她下蛋。

4、 win (won, won) v.

根据语境感悟其用法

(1)After struggling, he won in the end.

(2) They worked hard together and won the game.

(3)After …… 此处隐藏：11307字，全部文档内容请下载后查看。喜欢就下载吧 ……