英语人教版八年级下册形容词比较级和最高级.doc

形容词比较级和最高级 教案教学目标形容词和副词的区别；形容词比较级和最高级使用。重点难点形容词比较级和最高级的正确使用。I. Warm up1. taxi, to railway station 2. a lower price3. ask to push 4. get off 5.drive away形容词与副词的区别 注意下面的词：quick quickly thirsty thirstily careful carefullyShe runs . (quick)She smiled . (pleasant)I am . She is drinking We should be .She went across the road .He feels .He cut himself .He is .He worked .He gets .He said .II. 比较级总结：形容词用法回顾 One New Years Day, we put on our new clothes. I have something important to tell you.Pandas will have enough food to eat.Planes will be very large.The rich should help the poor.III. 形容词比较级和最高级A. 变化规则a. tall ， long , short b. nice , fine , large c. big ， hot d. busy , easy e. boring ，exciting f. 不规则变化原级比较级最高级good (好的)well(健康的, 舒服的)bad (坏的/糟糕的),ill (病的)many/much (多的) Little (少的，小的) old (老的/大的, 旧的) (较老/大/旧的, 更老/大/旧的) (较老/大的，更老/大的，仅用于兄弟姐妹间) (最老/旧的) (最老/大的, 仅用于兄弟姐妹间)far(远的)farther (较/更远的)further (进一步的) farthest (最远的)furthest (最远的)(2) 比较级和最高级使用1. Shanghai is an city than HK.(old) 2. He is the of the two students.(young) 3. He is the of the three.( old) 4. Which pen is , the green one or red one?2句子使用比较级的三大标志：a. 当句中含有than一词时, 句子一般使用比较级, 构成形式为: “形容词比较级+than. ”, 意为:“比更加”. 有时如果说话双方都明白句子含义时，也可没有than一词. (less是little的比较级，也可用于比较级中，放在形容词原级前, 意为: “较不”或“没有那么”)He is taller than his brother. There are more students in Class One than in Class Two.Lucy has more books than Andy.Mr Li looks older than Mr. Ma Shanghai is an older city than Hong Kong.-Lets go to the new restaurant tonight. -We can cook it at home. Its less expensive. Mary is less clever than Tom. The Yangtze River is longer than any other river in China. b. 当句中含有., A or B? 时，句子一般使用比较级。 (58). Which pen is newer, this one or that one? (59). Which is better, the red one or the green one?c. 当句中含有of the two (+n) 时，句子一般使用比较级。(60). He is the younger of the two students. 3. 句子使用最高级的四大标志 a. 当句中含有表示范围的介词in.时，句子一般使用最高级。要注意：如果句中有than一词，那么即使句中有in, 句子仍然必须用比较级。 He is the tallest in his class. He is the strongest student in our class. The Yangtze River is longer than any other river in China.b. 当句中含有表示范围的介词of 时，句子一般使用最高级。 He is the tallest of the three. He is the oldest of all the students. This apple is the biggest of the five. c. 当句中含有one of the时，句子一般使用最高级。one of the + 形容词最高级 + 复数名词, 表示最的之一。The Yellow River is one of the longest rivers in China.Beijing is one of the largest cities in China.d. 当句中含有, A，B or C ? 时，句子一般使用最高级。 Which is the biggest, the sun, the earth or moon? Which country is the largest, China, Brazil or Canada？1）填空1. Which is _(heavy),the elephant or the pig? 2. Who gets up _(early),Tim or Tom? 3. My eyes are _(big) than _ (she).4. Jim runs _(slow). 5.Ben _ (jump) _ (high) than some of the boys in his class.6._ Nancy sing _ (well) than Helen? Yes, she _. 2）口语练习ABC. more & the most; less & the least3) 选择（ ）1. The yellow shoes are_ than the blue ones. A. expensive B. expensiver C. more expensive（ ）2.Im taller than others in my class. Im _ A. tall B. tallestC. the tallest（ ）3. Whos the _ ,Jean, Joan or Jennet? A. thinner B. thinest C. thinnest（ ）4. Tim is_ than Jack. A. funny B. much funny C. funnier（ ）5. Please clean your room. Its_ now. A. clean B. dirty C. tidy（ ）6. His uncles house is very _ A.old B. older C. oldest（ ）7. Please be quiet. I have _ to tell you. A. important something B. nothing important C. anything important D. something important（ ）8. The car is running _. It seems to be flying. A. more and more faster B. more and more fast C. fast and fast D. faster and faster（ ）9. Beijing is one of _ in the world. A. big city B. bigger city C. the biggest city D. the biggest cities4）任务型阅读：读对话，判断对错Grace: How did you like Tokyo?Martin: Oh, very much. Its a wonderful city.Grace: What about Kyoto? Did you go there, too?Martin: Yes, we did.Grace: What was it like?Martin: Fantastic. Its older and smaller than Tokyo. And its more historical (历史悠久的).Grace: Which did you like better?Martin: Well, I think I like them both. Tokyo is more exciting but Kyoto is more interesting.Grace: How about your partners? Are they good guys to travel with?Martin: Frank was fantastic. Hes easy going and cheerful. He was much better than Ben.Grace: Really? What was wrong with Ben?Martin: Well, he complained (抱怨) all the time, about the food, about the transportationabout everything! He missed his girlfriend and wanted to come back. So he was always moody and depressed.Grace: Oh, that was really bad( )1. Martin went to Japan with two travel partners.( )2. Tokyo is more exciting and historical than Kyoto.( )3. Ben went to Tokyo to see his girlfriend.( )4. Frank was a better partners than Ben.( )5. Ben was a pain because he was not easygoing.IV. 家庭作业一、读下面的表格，完成句子。NameAgeHeight (cm)Weight (kg)Mary12 years 3 months15440Bill12 years 6 months16245Rose12 years 8 months16050Nick12 years 1 months15449Helen12 years 10 months165511.Mary is 7 months _ than Helen.2.Rose is 7 months _ than Nick.3.Bill is 2 centimeters taller than _.4.Rose is 5 centimeters _ than Helen.5. _ is 6 kilograms lighter than _.6.Mary is as _ as Nick. However, Nick is much _ than her.二、用括号里词的正确形式填空。1. Your classroom is (wide)and (bright)than ours.2. There are (few)hours of sunlight a day in winter than in summer.3. Which do you like (well), maths or chemistry?4. This is the (good)film I have ever seen. 5. Africa is the second (large)continent. 6. What he said made his mother much (angry). 7. Im not as (careful)as he.8. Weve got as (many)books as we need. 9. Pratice as (much)as you can.10. They have done (much)work with (little)money.11. Youre the (kind)person Ive ever met. 12. He is (young)than his t