福建省厦门市集美区灌口中学高中英语 unit 2 language points教案 新人教版必修4(1).doc

福建省厦门市集美区灌口中学高中英语 unit 2 language points教案 新人教版必修4备课日期课 型language study教学目标知识与技能enable students to get familiar with the following words and expressions: sunburnt, struggle, decade, super, output, crop, hunger, disturbing, expand, circulate, satisfied, freedom, hybrid, organic, fertilizer, rid . of, be satisfied with, lead a . life, would rather, refer to, search for, thanks to, would ratherenable students to discover and master the usages of some useful words and expressions.过程与方法enable students to learn about the usage of some important words and expressions by explanation.enable students to master the usage of the words and expressions mentioned above by making sentences.情感态度与价值观enable students to be interested in making simple and practical sentences for daily use with these key phrases.教学重点enable the students to use the words or expressions correctly in new context.教学难点enable students to use the words and expressions properly to make sentences or a story.教学方法1. task-based teaching and learning2. translation and practice教学用具multi-media computer, blackboard, chalk课时安排2 period教 学 内 容设计与反思板书设计:struggle againststruggle for make it +宾语补足语+动词不定式search sb./sth. search for sb./sth. search sth./sb. forthanks toridof rather thanequipwithregret doingregret to doteaching procedures:step 1.get the ss to find out difficult points in each paragraph and have them discuss in pairs to solve the problems by themselves first.step 2. the teacher helps solve the difficult ones by ppt and ask the ss to make sentences as many as possible.1. struggle vi. 搏斗, 挣扎, 努力, 拼搏搭配 struggle against与斗争，为反对而斗争， struggle for 为争取而斗争2. this special strain of rice makes it possible to produce one-third more of the crop in the same fields. make it +宾语补足语+动词不定式,it 做形式宾语,动词不定式是真正的宾语。it做形式宾语, 通常和下列动词连用: consider, think, make, find, feel3. since then, finding ways to grow more rice has been his goal. 考点 动词-ing短语在句中作主语。考例 eugenes never willing to alter any of his opinions. its no use _ with him. (上海2006)a. to argue b. arguing c. argued d. having argued 点拨 its no use doing sth.做某事没用。其中 it 为形式主语，动词-ing 短语为真正的主语。4. dr yuan searched for a way to increase rice harvest without expanding the area of fields. search = try to find by looking for “搜查”。 search常用的搭配： search sb./sth. 搜查某人/某物 search for sb./sth. 搜寻某人/某物 search sth./sb. for搜查某物/某人以寻找 in search of 寻找search sb.指“搜查某人”, 指对某人进行搜身。 search for sb.指“搜寻某人”, 指为了要找到某人进行搜寻, 相当于look for。例如： the policeman searched the thief to see what he had in his pockets. 警察搜查小偷, 看他口袋里有什么东西。 the villagers are searching for the missing child. 村民们正在搜寻那个失踪的孩子。5. thanks to his research, the un has more tool in the battle to rid the world of hunger.1) thanks to表示“幸亏,多亏”多用于表达正面意思, 相当于感谢, 在句中作状语和表语。 thanks to your help，much trouble was saved 多亏你的帮助, 减少了许多麻烦。2) ridof 使摆脱/清除rid a house of mice 清除室内老鼠rid oneself of debt 还清债务6. using his hybrid rice, farmers are producing harvests twice as large as before. 英语中的倍数表达法共有三种形式: a+谓语+倍数+as+ adj./adv.+as +b a+谓语+倍数+ adj./adv.比较级+than+b a+谓语+倍数+ the +名词 (size ,length ,width ,length,height,age, amount,) + of + b” 这块石头是那块石头的三倍大。（用三种倍数表达法译）v this stone is 3 times as big as that one.v this stone is twice bigger than that one.v this stone is 3 times the size of that one.7. he enjoys listening to violin music, playing mah-jong, swimming and reading. 考点 动词-ing短语作宾语。考例1 there is a story here in the paper about a 110-year-old man. my goodness! i cant imagine _ that old. (江苏2006)a. to be b. to have beenc. being d. having been 点拨 imagine doing sth. 想象做某事。imagine后面接动词-ing形式作宾语，也可接名词、代词或从句，但不接动词不定式。8. rather than 而不是she ran rather than walked. 她跑着而不是走着。mary, rather than her roommates, is going to beijing. 要去北京的是玛丽, 而不是她的室友们。 rather than 连接两个名词或代词作主语时,谓语动词应与rather than 前面的名词或代词在人称和数上保持一致。9. he therefore gives millions of yuan to equip others for their research in agriculture. 考点 therefore adv. 因此；所以；因而，表示因果关系。10. equipwith用装备11. regret doing后悔做过regret to do很遗憾要做step 3 students practice some difficult items by making sentences.1. 亚洲的面积是欧洲的四倍大。2. 这块大石头的重量是那块的四倍。3. 这条