人教版必修三Unit2Healthyeating重点词汇短语与句型教案
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教学过程一、复习预习1. 检查上节课课后作业；2. Unitl语言知识运用诊断(1) . — I am afraid that my boss is not satisfied with my work.— _______ Nobody ' s saying you ' re not good at your job.A . It doesn ' t matter.B . Take it easy!C. Forget it! D . Go ahead.解析：选B 考查交际用语。
句意：我担心老板对我的工作不满意。
”不要紧张。
没有人说你的工作没干好。
” It doesn ' t mat没咲系"”，通常是对方道歉时的应答用语。
Take it easy!放松；不要紧张”，通常用于安慰别人。
Forget it!算了吧”，常用于否决别人的建议。
Go ahead.开始吧”，常用于同意某人的建议或请求。
(2) _____________________________________________________ . As the road to the第1页airport is un der recon struct ion, we d better ________________________ early to avoid the traffic jam.A ．pay offB ．set offC．put off D ．take off解析：选 B 考查动词短语辨析。
句意：因为通向机场的道路正在重建中，我们最好早点出发以避免交通堵塞。
set off 意为“出发”，符合题意。
pay off 意为“还清；成功”；put off 意为“推迟”；take off 意为“起飞；脱下”。
故选B。
(3) _________ ．not to miss the flight at 15 ：20, the manager set out for the airport in a hurry.A ．RemindingB ．RemindedC．To remind D ．Having reminded解析：选 B 考查非谓语动词作状语。
句意：有人提醒经理不要错过15：20 的航班，他匆忙出发去了机场。
句子主语the manager 与remind 为逻辑上的被动关系，故排除A 、C、 D 三项，因为这三项表主动，只有 B 项表被动。
非谓语动词作状语，其逻辑主语要和句子主语保持一致。
(4) ．—May I tell this to my close friend?—No, you ______ .Never let anybody else know about it.A ．needn 'tB ．shouldn 'tC．mustn 't D．can 't解析：选C 由决不可以让其他任何人知道”可知选C, mustn'表示不允许；不可以”, 语气强烈。
(5) ．—How will she behave in case of our failure?—She' ll put the blameon us if it ______ badly.A ．turns upB ．turns downC．turns off D ．turns out解析：选 D 考查动词短语辨析。
句意：“万一我们失败了，她会怎样呢？”如果结果很糟糕的话，她会把责任推到我们身上。
” turn out结果(是);原来(是)”，符合句意。
turn up开大；出现”；turn down “关小；拒绝”；turn off 关掉”。
(6) ．In China, it is a traditional ____ to show respect to ancestors during the Qingming Festival.A ．beliefB ．customC．strength D ．principle解析：选B 考查名词辨析。
belief信任；信心；信仰”；custom习惯；风俗”；strength强项；长处；力量”；principle 法则；原则；原理”。
根据句意选B。
(7) ．It remains to be seen _____ the new president can relieve the fear _______ moreand more workers will be laid off.A ．whether; thatB ．how; whyC. what; that D . whether; how解析：选A 考查名词性从句。
句意：新任总统是否能减轻人们对越来越多的人将会失业的恐慌还有待观察。
根据句意并分析句子成分可知，it为形式主语，第一空引导的主语从句是句子的真正主语，根据句意可知，应选whether;第二空引导的从句作the fear的同位语，且空处在同位语从句中不充当成分，故选that。
(8) . I _______ a lawyer about the agreement this morning, and he gave me some advice.A . awardedB . admiredC. reminded D . consulted解析：选D 考查动词辨析。
award授予；判定” admire赞美；钦佩；羡慕” remi nd提醒；使想起” con suit咨询；请教；商量”根据句意选D。
(9) . —We enjoyed the flowers in the park, and had ______ great fun yesterday.—Great. But it ' s ____________ great pity that I didn ' t join you.A . /; /B . a; /C. /; a D . a; a解析：选 C 句意：昨天我们在公园里欣赏了花并且玩得很愉快。
”“好了。
不过遗憾的是我没有加入你们。
” have fur意为玩得高兴” It ' s a great pity that意为“••…很可惜”(10) . The building project _______ n ext year is not easy ________ in time.A. being carried out; to completeB. carried out; to be completedC. to be carried out; to completeD. to be carried out; to be completed解析：选C 考查非谓语动词作定语和状语。
句意：明年将要实施的大楼工程要想按时完成并不容易。
第一空为不定式的被动式作定语表示被动、将来；第二空为不定式作状语，用主动表示被动。
第3页二、课堂导入由谚语开始说起“ An apple a day keeps the doctor away. ”What kind of food should people eat i n order to keep healthy?Do you know that the food you eat helps you grow in differe nt ways?1. Food to provide en ergy—en ergy-givi ng food2. Food to grow bones and muscles—body-buildi ng food3. Food to give fibre for digesti on—protective foodWhat are energy-providing foods?Carbohydrates (碳水化合物)and fats are the key energy-providing nutrients.e.g. flour-based food, chocolate, butter, cream, oils, nutsGet to know more en ergy- providi ng foods?no odles spaghetti cream butterchest nut walnut haze InutAlmond Pistachio nut pea nutWhat are body-building foods?Prote ins are the key body-build ing nu trie nts.Including : meat, eggs, cheese, seafood, milk, beancurd, etc.Get to know more body-buildi ng foods?sea cucumber crab lobstershrimp seaweed salm onMeat: 猪肉pork 牛肉beef 羊肉mutt onWhat are protective foods?Vitami ns, fibres and min erals are the key protective nu trie nts, which are mai nly found in all the fruit and vegetables.Vitam ins give us clear skin, stro ng bones and healthy blood. As they pass through the gut, fibres make solid waste bulky and soft so it is easy to get rid of. Small, regular amount of min erals help tokeep our body work ing efficie ntly.Get to know more protective foods?kiwifruit apricot duria n man gostee n starfruit capsicum cauliflower spin ach daik on radish 三、知识讲解知识点1重点词汇balance重点例句：What will happe n to you if you don ba' nc e dteaet ?1) (nJlose/keep one' s balanee be off balanee sense of balanee(2) [U, sing]平衡;均衡Pesticides seriously upset the balance of n ature.(3) [C]天平，秤Weigh it on the bala nee.(4) [C usu sing]收支差额，余额My bank balance isn ' t good.2) (v.)(1) (vt./vi.)(使…)保持平衡How long can you bala nee on one foot?Bala ncing my cup of coffee in one han d, I man aged to ope n the door.⑵(vt.)结算to bala nee an acco unt【点拨】balanee n. & v.平衡keep the bala nee 保持平衡lose one ' s bala失去平衡out of balanee 失去平衡in the balanee不能确定的，尚未决定的Try to achieve a better balanee between work and play .争取把工作和娱乐更好地结合起来。
