新概念英语青少版4A：Unit 8 The best and the worst 课件（18张PPT）

课件18张PPT。Unit 8 The best and the worstListening and Understanding Joe Sanders has the most beautiful garden in our town. Nearly everybody enters for ‘The Nicest Garden Competition’ each year, but Joe wins every time.Listening and Understanding Bill Frith’s garden is larger than Joe’s. Bill works harder than Joe and grows more flowers and vegetables, but Joe’s garden is more interesting. He has made neat paths and has built a wooden bridge over a pool.Listening and Understanding I like gardens too, but I do not like hard work. Every year, I enter for the garden competition too, and I always win a little prize for the worst garden in the town.Listening and UnderstandingWords and Expressionscompetition 竞赛neat adj. 灵巧的；整洁的；优雅的；齐整的；未搀水的；平滑的 Words and Expressionspath n. 道路；小路；轨道 Words and Expressionsenter vt. 进入；开始；参加 vi. 参加，登场；进去 n. [计] 输入；回车 Words and Expressionsthe best and the worst 最好的与最差的Guided ConversationYes, he has. ‘The Nicest Garden Competition’ Joe Sanders does. Bigger than Joe’s. Bill Frith’s has. Joe Sander’s. Neat paths. Yes, there is. A wooden bridge. Yes, he does. Hard work.Pattern Practice掌握冠词和代词用法。 句型1 这个句型用来比较两样东西。 句型2 问句的意思是 Which of the two do you prefer? 句型3 I've got more presents than you have. 注意句型。 句型4 练习各种比较级Key Structures形容词的比较级和最高级 a 形容词的比较级和最高级的不规则变化如 good/well - better - best; bad - worse - worst; much/many - more - most; little - less - least; far - farther - farthest. b 形容词的比较级和最高级的规则变化 , tall-taller-tallest; hard - harder- hardest, 包含三个或三个以上音节的形容词如， beatiful - more beatiful - the most beatifulKey Structures双音节形容词的比较级和最高级有以下几种情况 如果该形容词以-le结尾，则加-r/-st,如noble - nobler - noblest 如果该形容词以-ful结尾，如 careful, helpful 则在前面加 more/ the most 一些常用的双音节形容词可加-er/ - est， 如narrow, clever, common, pleasant, quiet,但这种形式有严格的意思和上下文限制，如polite, sincere, severe, handsome, 鰙不确定这种形式是否正确则最好使用more/ the mostKey Structuresc 拼写： i 含有一个元音以单辅音字母结尾的单音节形容词， 双写辅音字母， 再加-er/-est,如hot- hotter - hottest ii 以-e结尾的形容词加-r/-st， 如nice - nicer - nicest iii以-y结尾的形容词变y为i加-r/-st,如tidy - tidier - tidiest d 注意than 在比较级中的用法，例如Bill Frith’s garden is larger than Joe’s. 注意the ... in /of 用法， Which is the longest river in the world?Key Structures… the most beautiful … Nicest… larger than… harder… more… more interesting… worstSpecial Difficultieseach 和 every ： each 和 every 都可以与单数名词或不定代词one连用，表示“每一个”。其中each指单个的、个别的，every 指某一特定类别中的“每一个”，例如each year, every timeGrammar规则形容词的比较级与最高级，例如 tall-taller-tallest; expensive - more expensive- the most expensive 不规则形容词的比较级和最高级，例如 good- better-the best; bad - worse- worst. ... ...