必修三第二单元词汇

Unit 2 Words & expressions孙梦梦 Sophia

教学目标：单词 教学目标：单词diet, balance, ought to, lose weight, curiosity的词性，词义，用法。 的词性， 的词性 词义，用法。 教学重难点：单词 教学重难点：单词diet, balance, ought to, lose weight, curiosity在生活中的灵活应用。 curiosity在生活中的灵活应用 在生活中的灵活应用。

1.diet n. 日常饮食 vi. 节食 巧记】 节食太多就会死人。 【巧记】die(死)+t 节食太多就会死人。 死 go on a diet 节食(强调动作) 节食(强调动作)Mary thinks she is too fat that she has to —— go on a diet  ——————. 玛丽认为她太胖了，得节食。 玛丽认为她太胖了，得节食。

be on a diet 节食 (强调状态) 强调状态) are on a diet It’s said that you ——————.

练习： 练习： 你必限先定饮食，因为你太胖了。 你必限先定饮食，因为你太胖了。 go on a diet You must ___________because you are too fat. 请不要放巧克力，我在节食。 请不要放巧克力，我在节食。 Don’t add chocolate, please. I am on a diet ___________

diet和food的区别 和 的区别 food,能吃喝有营养的东西，食物的总称。 ,能吃喝有营养的东西，食物的总称。 不可数名词 diet, 饮食，可数名词。常与 连用 饮食，可数名词。常与a连用 eg: The sick man must go with______(diet/food), but he must have food a_______(diet/food) without sugar. diet

balance n.天平，平衡 Vi.平衡，权衡 天平， 平衡， 天平 平衡 eg.(1)Can you balance yourself on ( ) skates? 你穿冰鞋能保持平衡吗？ 你穿冰鞋能保持平衡吗？ (2) The two boys kept the seesaw in ) balance. 两个男孩让跷跷板保持平衡。 两个男孩让跷跷板保持平衡。

词组： 词组： keep/lose one’s balance 保持 失去平衡 保持/失去平衡 out of balance 不平衡 练习： 练习： (1)我觉得在结冰的路上保持平衡很难。 )我觉得在结冰的路上保持平衡很难。 to keep balance I found it hard _______________on the icy path. (2)不要失去平衡否则你会掉下来。 )不要失去平衡否则你会掉下来。 ___________________, Don’t lose your balance or you will be fall off.

ought to 应该，应当， 做情态动词常用 应该，应当， 以下结构 ought to do sth. 应该做某事 ought to have done sth 本应该做而没做 某事 eg: You ought to work hard. We ought to have worked hard.

ought to的否定形式 oughtn’t to 的否定形式 ought to 用于一般疑问句式将 用于一般疑问句式将ought 提至 句首 他该在那里吗？ 他该在那里吗？Ought he to go there? ought he 反 He oughtn’t to speak in class, _______(反 义疑问句) 义疑问句)?

练习： 练习： A Tom ought not to____me your secret, but he meant no harm. A. have told B. tell C. be telling D. havin

g told

lose weight 减肥，减轻体重。 减肥，减轻体重。 eg: 为了减肥她一直在锻炼。 为了减肥她一直在锻炼。 She has been taking exercise to lose weight. ---- Would you like some more chicken? ---- No, thanks. I am _____a diet and try A to _____ weight. A. on; lose B. on; put on C. in; have D. in; lose

归纳总结： 归纳总结： put on/ gain weight 增肥，长胖 增肥， watch one’s weight 控制体重 练习：( :(1)他戒烟后体重增加了。 练习：( )他戒烟后体重增加了。 After quitting smoking. He has ____ put on _____ ____ weight (2)别给我吃得了，我得控制体重。 )别给我吃得了，我得控制体重。 Don’t give me anything to eat; I have to watch my ______ ____ _____weight

curiosity n.好奇心 好奇心 out of curiosity 出于好奇心 satisfy one’s curiosity 满足某人的好 奇心 with curiosity 好奇地 eg; Margaret looked at him with curiosity. curious adj 好奇的 be curious about sth 对…..好奇 好奇 be curious to do sth 好奇的做某事

练习： 练习： A People have always been ____ about exactly how life on earth began. A. curious B. excited C. anxious D. careful 用curiosity/curious 短语填空 She decided to try a cigarette ____ out of curiosity _____ ______ I am curious to _______ _____ learn what you will do.

get away with ,(做坏事 (1)被放过，(做坏事)不受惩罚， )被放过，(做坏事)不受惩罚， 后接sth/doing sth 后接 eg: : He knew he’d never get away with it so he decided to give himself up to the police. 他知道自己不可能逃脱惩罚， 他知道自己不可能逃脱惩罚，因此 向警方自首。 向警方自首。 逃走， (2)携…..逃走，偷走。后接 ) 逃走 偷走。后接sth Eg: The thieves got away with jewellery worth $500,000

lie n.谎话 谎话 a white lie 善意的谎言 tell a lie 说谎 v. 躺：lie, lay, lain, lying 说谎： 说谎：lie, lied, lied, lying

练习： 练习： B (1)The manager had fallen asleep where he ____, ) without taking off his clothes. A. was laying B. was lying C. had laid D. had lied (3)用lie的正确形式填空 ) 的正确形式填空 He _______to his parents, which made them very lied angry. lay He felt tired. So he went and ______down for a rest.

strength n.强项，长处(可数) 强项， 强项 长处(可数) strengths and weakness 优点和弱点 力量(不可数) 力量(不可数) Union is strength. 团结就是力量。 团结就是力量。

易混辨析： 易混辨析： energy 精力，活力； 精力，活力； force 武力，军队； 武力，军队； power 权利，能量，身体的某种能量 权利，能量， strength 力气，体力，毅力 力气，体力， energy He is full of ________ The prisoners were taken away by force _____ strength He lifted the stone with all his ______ He had lost the power speech. _____of

consult v.

咨询，请教，商量。 咨询，请教，商量。 consult (with)sb. (about/on sth.) 我会就此事和你商量。 我会就此事和你商量。 I will consult (with) you about/on it. 练习: 练习 我采取行动前一定和你商量。 我采取行动前一定和你商量。 consulting I’ll do nothing without _____ _____you. with

参考， 参考，查阅 I have to consult the plane timetable first. n. consultation 咨询，商讨会 咨询，

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