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会计学1派生构词法及应用派生构词法及应用 复习构词法之一复习构词法之一派生，了解派生，了解前缀和后缀的作用前缀和后缀的作用 学习常见的前缀和后缀学习常见的前缀和后缀 应用：语法填空应用：语法填空 阅读理解中猜词义阅读理解中猜词义学习目标学习目标第1页/共26页able_反反adv.vt.反反adj._第2页/共26页ableunableablyenabledisable反反adv.vt.反反adj.disabled派生法：由词缀（分前、后缀）和词根派生法：由词缀（分前、后缀）和词根相结合构成相结合构成新新单词的方法。单词的方法。第3页/共26页 加前缀：加前缀： happy unhappy 加后缀：加后缀： develop development 既加前缀又加后缀：既加前缀又加后缀： forget unforgetable派生词派生词 第4页/共26页前缀前缀表否定：表否定：dis-, in-, im-, ir-, il-, un-, non- dislike incorrect impolite irregular illegal unlike non-stop over-：超过，超出：超过，超出 overweight overwork oversleep第5页/共26页mis-：错误：错误 misunderstand misdore-：再，又：再，又 rewrite reuse pre-：先于：先于. preview prepayfore-：前：前, 预先预先 forehead forecast第6页/共26页1. 名词后缀：名词后缀：表人：表人：-er, -or,-ist worker actor artistadj.n.: -ness sadness darknessv.n.: -t/-te -tion actaction inventinventionv.n.: -ment development movement第7页/共26页2. 形容词形容词后缀：后缀：-ful：充满：充满.的的 careful harmful -less: 缺少缺少.的的 careless harmless -ive：有：有.倾向的倾向的 effective attractive -able：可以：可以/能够能够.的的 buyable enjoyable第8页/共26页-ed：(人人)感到感到.的的 annoyed 表被动表被动 written words 表完成表完成 boiled water-ing：令人：令人.的的 annoying 表主动表主动 the dancing girl 表进行中表进行中 boiling water第9页/共26页3. 副词副词后后缀：缀：-ly: quickly equallyPS：并非全部：并非全部-ly结尾的词都是副词：结尾的词都是副词： lovely 可爱的可爱的 friendly 友善的友善的 likely 可能的可能的 lonely 孤独的孤独的4. 动词后缀动词后缀-en：使使. deepdeepen widewiden有时有时en-：enable enlarge enrich第10页/共26页思考：前缀和后缀分别改变的原词思考：前缀和后缀分别改变的原词的什么？的什么？ possible impossible invent invention 前缀前缀 后缀后缀 词性词性 意思意思第11页/共26页valuable-mentun-dis-mis-fulen-lessadj.娱乐娱乐adj.不可能的不可能的v.v.快乐的，高兴的快乐的，高兴的第12页/共26页unforeseeable un fore see able 不不预先预先看见看见可以可以的的adj. 不可预见的不可预见的方法方法: 拆分单词拆分单词第13页/共26页常见常见的猜词义的猜词义题目题目:1. The underlined word XXX means/ refers to/stands for _.2. The word XXX can be replaced by “ _”. 3. Whats the meaning of XXX?4. Which of the following is the closest in meaning to XXX? 第14页/共26页1. Remember that People on line may not be who they seem. Because you cant see or even hear the person. It would be easy for someone to misrepresent himself or herself. Thus someone who says that she is a 12-year-old girl. could really be an old man. A. make a wrong judgement(判断判断) about B. understand somebody wrongly C. give a wrong description(描写描写) of D. form a wrong opinion aboutmis- 错误错误 represent vt.陈陈/描述描述第15页/共26页non-: 非，无非，无sense n.意义意义pre-: 在在.之前之前liberation n.解放解放第16页/共26页un- 表否定表否定believe v.相信相信-able adj.能能.的的over- 过度过度crowd v. 拥挤拥挤-ed adj. 第17页/共26页第18页/共26页 Without proper planning, tourism can cause problems. For example, too many _(tour) can crowd public places, which are not so _(enjoy) for people living there. If tourism creates too much traffic, people there will become _(annoy) and unhappy. They begin to _(like) tourists and to treat them _(politely). They forget how _(help) tourism can be to the countrys economy. -ed-ableimpolitely-istsdis-ful第19页/共26页 It is important to think about how tourism affects the people of a destination (目的地目的地) country. The _(develop) of tourism is quite beneficial, since it can help a country keep the customs and beauty that are _ (attract) to tourists. It will also advance the wealth and _(happy) of local people. Too much tourism can be a problem. If tourism grows too _(quick), people must leave other jobs to work in the tourism industry. This means that other parts of the countrys economy can suffer. -ment-ivehappiness-ly第20页/共26页 Exercise on the paper. Exercise on P28, Workbook.Homework第21页/共26页第22页/共26页Youth is a kind of wealth. It will gradually _(appear) with time elapsing(流逝流逝). What can we do is not to waste the youth. In my opinion, for one thing, it is to realize our value, our idea. When we are young, we have the best conditions in our lives, good memories, good _ (understand) and so on. We should make full use of these conditions to study more. For aother , we should _ (rich) our lives, make them _ (color) and and gather as many different experiences as possible.1dis-ingsen-ful第23页/共26页 Teenagers secrets should be kept to themselves, and no one else, including their parents, has the right to stick their noses into the childrens private life. As we know, teenagers are going through a special period of _(develop) both physically and _(psychological). They are curious about and puzzled by the _ (expect) changes in their body and mind. Whats more, exposed to a world of adults, it is only too _(nature)for them to begin imitating adults behavior in secret. Boys begin to smoke and girls begin to spend time doing their hair. 2unexcepted-ment-lynatural第24页/共26页Some even begin to date with a girlfriend or a boyfriend without their parents knowledge. They are doing all this in secret because they are still _(sure) whether it is right to do so and afraid that, if found out by their parents, they will get _ (misunderstand). And in fact, in many cases, parents cannot deal with the matter well and hurt their childrens feelings _(bad), so the children are not _ (will) to communicate with them. When this happens, it hurts terribly the whole familys feelings. So it seems right that teenagers should keep their secrets to themselves and their parents should allow their children that right.un-misunderstood-ly-ing第25页/共26页
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