
高考英语一轮复习 Unit 2 Healthy eating课件 新人教版必修3.ppt
24页UNIT 2UNIT 2 HEALTHY EATINGHEALTHY EATING-2-主题语境:人与自然——健康的生活方式、积极的生活态度-3-高频单词重点短语难点句型1.balance n.平衡;天平;秤;余额vt.平衡;权衡;使相等,相抵[高考佳句] He had the rare balance of fun and compassion.(2017·全国Ⅱ卷)他很难在娱乐和同情之间找到平衡点1)on balance总的说来keep/lose(one’s)balance保持/失去平衡off balance失去平衡;不知所措balance...against权衡,比较(2)balanced adj.保持(或显示)平衡的;和谐的;安定的balanced diet均衡饮食-4-高频单词重点短语难点句型四维热练(1)单句语法填空①Before making the final decision,you’d better balance the advantages the disadvantages. ②A (balance)diet is important to health. ③I was thrown balance when the bus came to a stop suddenly. against balanced off -5-高频单词重点短语难点句型(2)完成句子④When he was running after his brother,the boy and had a bad fall.(2015·湖北卷) 这个男孩追赶哥哥的时候,他失去了平衡,狠狠地摔了一跤。
⑤Rich countries gain more from powerful Niňos, ,than they lose.(2016·江苏卷) 总的说来,富裕国家因强大的厄尔尼诺得到的东西要比它们失去得多⑥I found it hard to on the icy path. 我发现在结冰的路面上行走很难保持平衡lost his balance on balancekeep my balance -6-高频单词重点短语难点句型2.consult vt.&vi.咨询;请教;商量;查阅;参看[高考佳句] If you have any doubts about your health,you’d better consult your doctor at once.(2015·天津卷)如果你对自己的健康状况有所怀疑的话,你最好马上咨询医生consult a dictionary查字典consult sb 请教某人consult with sb about/on sth 就某事与某人商量[温馨提示]consult意为“请教;咨询;查阅”时,是及物动词;意为“商量”时,多用作不及物动词,后跟with sb ,意为“和某人商量”。
-7-高频单词重点短语难点句型[词语辨析]consult,refer to,look up三者都可以用来表示“查阅,参考”,但是其宾语有所不同:consult/refer to+a book/dictionary,etc.look up sth in a book/dictionary,etc.-8-高频单词重点短语难点句型四维热练(1)用consult,refer to,look up的正确形式填空① the chart on Page 44 for the correct cooking times. ②You should the right pronunciation of this word in a dictionary. ③ your doctor about how much exercise you should attempt. (2)完成句子④Now you had better a physician. 现在你最好去找内科医生商量一下Consult/Refer to look up Consult consult with -9-高频单词重点短语难点句型3.limit n.界限;限度vt.限制;限定[高考佳句] For example,most of us would expect older drivers always go slower than everyone else but surprisingly,we found that in 30mph zones they struggled to keep at a constant speed and so were more likely to break the speed limit and be at risk of getting fined.(2017·全国Ⅲ卷)例如,我们大多数人会想到老年司机总是慢于其他人,但令人惊讶的是,我们发现在时速30米的地带,他们努力保持在一个恒定的速度,因此更容易超速,有被罚款的风险。
1)a limit to...……的限制set a limit to/on...限制……limit...to...把……限定在……范围内(2)limited adj.有限的be limited to...受限于……-10-高频单词重点短语难点句型四维热练(1)单句语法填空①I’ve been asked to limit my speech ten minutes maximum. ②In my opinion,taking cellphones with the students should not be banned,but (limit)to certain areas. ③How will you use the (limit)time you have? (2)同义句改写④You should limit the length of the article to 400 words or so.(改写为被动语态)to limited limited The length of the article should be limited to 400 words or so.-11-高频单词重点短语难点句型(3)完成句子⑤ the amount of time we have? 我们的时间有没有限制?⑥We must the expense of the trip. 我们必须给旅游费用定一个限额。
⑦He was born in a poor family,and only received a education in his childhood. 他出生于一个贫穷家庭,童年只接受过有限的教育Is there any limit to set a limit to limited -12-高频单词重点短语难点句型4.benefit vt.&vi.有益于;有助于;受益n.优势;好处;成效[高考佳句] We’re looking at the benefits of systems which control their speed as a way of preventing that.(2017·全国Ⅲ卷)我们正在研究控制速度的系统的好处,以防止那种情况的发生1)benefit sb /sth 对某人/物有益benefit from/by从……中受益be of benefit to(=be beneficial to)对……有益for one’s benefit(=for the benefit of sb )为了某人的利益(2)beneficial adj.有益的-13-高频单词重点短语难点句型四维热练(1)单句语法填空①I feel that I have benefited greatly her wisdom. ②A stay in the country will be (benefit) to his health. from/by beneficial -14-高频单词重点短语难点句型(2)写作升级③The new regulation will be of benefit to everyone concerned.→[满分表达]The new regulation everyone concerned.(用beneficial改写) (用benefit from改写)The new regulation .(用benefit v.改写) will be beneficial to Everyone concerned will benefit from the new regulation will benefit everyone concerned -15-高频单词重点短语难点句型(3)完成句子④Many of the things we now would not be around but for Thomas Edison.(2015·江苏卷) 如果没有托马斯·爱迪生的话,我们现在所受益的许多东西是不会出现的。
⑤I a great deal reading. 我从阅读中受益良多⑥The warning sign was put there the public. 那儿设立了警告牌是为了公众的利益benefit from benefit from for the benefit of -16-高频单词重点短语难点句型1.get away with (做坏事)不受惩罚;受到从轻发落;携带……跑掉[教材原句]He could not have Yong Hui getting away with telling people lies!(Page 10)他可不能让雍慧哄骗人们后跑掉!get away from从……脱离;逃离;摆脱get across解释清楚;(使)被了解;传达get over克服;恢复get down to开始;着手get round/around/about传播;流传;各处走动-17-高频单词重点短语难点句型四维热练完成句子①Mr Brown is a good coach because he can the plays. 布朗先生是个好教练。
因为他能把方法技巧讲清楚②Don’t think you can telling lies. 不要以为你可以撒了谎而不受惩罚③He the language barrier. 他已克服了语言障碍④Word that he had resigned. 传言他已辞职了get across get away with has got over got round/around/about ⑤One main idea possessed him:he must such a home. 他只有一个主要想法:他必须离开这个家get away from -18-高频单词重点短语难点句型2.cut down削减;删节;降低(减少);砍倒;改小或缩短(衣服等);夺去生命[经典例句]Your article’s too long—please cut it down to 1,000 words.你的文章太长——请把它删减到1000字cut in插话;插队;(马达或发动机)发动cut up切碎;谴责cut out删除;切断;(马达或发动机)突然熄火,停止运转;裁剪cut through刺穿;抄近路走过cut off切断;使中止;使隔绝[温馨提示]表示“减少;缩减”时,可用cut down,也可用cut down on。
-19-高频单词重点短语难点句型四维热练(1)写出下列句子中cut down的汉语意思①He tried to cut down on smoking but failed. ②Cut down the article so as to make it fit the space available on the paper. ③He cut down the tree and cut it up for firewood. (2)短语填空cut out,cut up,cut off,cut down④My uncle hasn’t been able to quit smoking,but at least he has . ⑤If you don’t pay your gas bill,they the supply. ⑥He the meat before his mother came back. ⑦Please my overcoat according to this pattern. 削减 删节;删减 砍倒 cut down will cut off had cut up cut out -20-重点短语难点句型高频单词1.“ Nothing could be better,” he thought.(Page 10)他想:“再没有比这些更好吃的了。
nothing could be better意为“没有比这更好的了(这是最好的)”,为否定词和比较级连用表示最高级含义最高级含义的多种表达法:(2)否定词+so/as+形容词/副词原级+as(3)否定词+形容词/副词比较级(+than)(4)the+形容词/副词最高级-21-重点短语难点句型高频单词四维热练完成句子①Mr Stevenson is great to work for—I really boss. 为史蒂文森先生工作真好——我实在找不到比他更好的老板了②It was not until then that I suddenly realized than I was. 直到那时我突然意识到没有人比我更幸福了③As far as I am concerned, travelling. 在我看来,没有什么比旅行更令人愉快的了couldn’t find a better nobody was happier nothing is more pleasant than -22-重点短语难点句型高频单词2.He could not have Yong Hui getting away with telling people lies!(Page 10)他可不能让雍慧哄骗人们后跑掉! can’t have sb doing sth 意为“不允许某人做某事”,have sb doing 用于否定句时,have表示“容忍”。
have的其他用法:have sb /sth doing sth 让某人做某事/让某事发生(动作持续)(肯定句)have sb do sth 让某人做某事have sth done让别人做某事;完成某事;遭遇不幸的事have sth to do有事情要做(不定式做定语)-23-重点短语难点句型高频单词四维热练(1)单句语法填空①As a responsible teacher,he can’t have any of his students (cheat)in the exam. ②I can’t go to the cinema with you because I have a lot of homework (finish). ③Every year,Tom remembers to have some flowers (send)to his mother on her birthday. cheating to finish sent -24-重点短语难点句型高频单词(2)完成句子④I can’t to your mother in a rude manner.You must apologize to her immediately. 我不允许你用那种粗鲁的方式跟你的母亲说话。
你必须立刻向她道歉⑤He was very funny and all the way. 他非常滑稽,一路上逗得我们笑个不停have you speaking had us laughing 。
