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1、 江苏省海头高级中学高中英语 unit3 Word power教案 新人教版必修5Teaching aims: 1. learn prefix and suffix and learn to guess meanings based on prefix and suffix2.enlarge students vocabulary about organs of the bodyStep1 We are going to have some questions. Please use these words to help you, but you need to add some lette
2、rs to the words firstappear, novel, regular, respect1)You cannot find your new pen. What happened to your pen? ( )2) Many people respect Mr. Li and think he is a good man. He helps people out and is a good citizen and friend. So can you find a word to describe Mr. Li?( )3) Miss Wang has published se
3、veral books. She loves her job writing novels. So what is Miss Wangs occupation(职业)? ( )4) You cannot find the order of the numbers in a group of members. So can you find a word to describe the order of the numbers? ( )Step 2 prefix and suffix independence in depend enceprefix(前缀) root (词根) suffix(
4、)Prefix: a group of letters that is added to the beginning of a word to change its meaning.Suffix: a letter or a group of letters added to the end of a word to make a different word. Usually a prefix will change the meaning of word, while a suffix will change the part of speech of a word.Look at the
5、 examples and work out the meanings.PrefixExample Meaning anti-anti-cloning, anticancer, (抗沙漠化) against, opposed todis-disappear, disagree, not, apposed toin-il-im-incorrect, incomparable illogical, (非法地)immoral, immodest, not, withoutpreview, preserveearly, beforepro-cloningin of, supportingre-recr
6、eate, repeat, renew, (重写)again Adding information Some other commonly used prefixesPrefixExampleMeaningnon-non-smoker,non-alcoholicnottrans-transport, translate, acrossmis-(误解) , mislead, misdeedwrongover-overeat, overwork, overacttoo muchStep IV SuffixesSuffix ExampleMeaning-ablecomfortable, notice
7、able,(可理解的) worthy of, able to be-istscientist, novelist, someone who does something-lesshopeless, aimless, (无私的)without-mentagreement, treatment, indicate a state or condition-nessdryness, madness,indicate a quality, state or character Adding informationSome other commonly used suffixes-ioninvitati
8、on,competition,protection, action or condition of-shiphardship,scholarship( ),relationshipstate of being, skill-proofwaterproof,fireproof,soundproof( )protect against-wardeastward, homeward, backward, in the direction ofStep 3 organs of the bodyName more parts of your bodyStep 4 Language points1. op
9、posed toopposed adj. 反对的,对抗的,对立的opposed to 反对; 与相对立eg.(1)我们坚决反对在国与国之间实行强权政治。We are firmly the practice of power politics between nations.(2)真理是谬误之对。 Truth is opposed to falsehood.opposed to = in opposition to;opposite ofopposite n.对立面,对立物Whats the opposite of tall ? 1) adj. 对面的,相对的 on the opposite s
10、ide of the street2) adj. 相反的,对立的go in the opposite direction( )3) prep. 在的对面 住在邮局对面 ( ) 4) adv.在对面 He stood opposite.2. in favor of1) 赞同,支持:agree with, supportbe in favor of sbs suggestion 2) 有利于The score was 2 to 1 in favor of the guest team. 比分为二比一,客队获胜。favor1) n. 好感,欢心 win sbs favor 赢得某人的欢心2) n.
11、恩惠 do sb. a favor = do a favor for sb. favorable adj. 赞成的,有利的He is favorable to our plan. 他赞成我们的计划。a favorable situation step 5 巩固练习.1.词汇练习。You should r your gloves when you shake hands with others.Humans take in oxygen and b out carbon dioxide.You can a nothing if you dont work hard. Our teacher i
12、an interesting topic into our conversation. The crowd (欢呼) when Martin Luther King appeared on the stage. There is no (一致) yet about where we will go for a holiday.2. 完成句子。我祖父和癌症搏斗活到八十岁。(fight) My garandfather cancer and lived to be 80. 在过去的十年里,中国在科学技术方面取得了很大进步。(advance) China has in and in the past
13、 ten years.3.Multipal choice.In Scandinavian countries, it is common for the husband to stay at home to look after the baby. A. use B. sense C. practice D. idea Can a school a policy prohibiting the use of mobile phones when it is bad. A. make B. adop C. gibe D. pass If he continues like this, he wi
14、ll a stone only to have it drop on his own foot, just as the old saying goes. A. end up to lift B. end up lifting C. end up on lifting D. end up with lifting Anxiety can childrens performance when they take an exam. A. interfere with B. interrupt C. effect D. interfere If you have good reading strat
15、egies, what seems confusing at first upon futher reading. A. makes sense B. works C. counts D. pays Seeing the students working hard all the time, the teacher that all work and no play makes Jack a dull boy. A. works out B. points out C. makes out D. turns out We should take exercise now and then. I believe we will it a lot. A. benefit from B. benefit C. do good to D. be beneficial for It was not until then that I realized putting the project in practice so much money and work. A. involving B. to involve C. involves D. involved Dont worry whe
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