比较级的构成及用法教案.doc

博文教育 良心做教育 比较级的构成及用法 一课前热身： 翻译： 长的:_短的： _胖的：_ 瘦的：_高的：_矮的:_ 重的：_轻的：_年轻的：_ 老的：_小的：_大的：_授课： 二比较级的定义。 英语句子中，将比较两个主体的方法叫做“比较句型”。其中，像“A比B更”的表达方式称为比较级。组成句子的方式是将形容词或副词变化成比较级的形态。三 形容词，副词比较级变化规则 一规则变化1一般在原级词尾比较级加er smallsmaller2以字母e结尾的词r nicenicer3以辅音字母y结尾的，变y为ier easyeasier4原级最后结尾是辅音+元音+辅音结尾的，双写最后一个辅音字母er hothotter 5一些双音节及多音节形容词或副词前要加more，如：difficult-moredifficult二不规则变化Good（well） bettermany(much) more bad(ill) worse Little less 练习：Clear（ ） small（ ） bright（ ）Dark （ ） big （ ） low （ ） high（ ） slow （ ） fast （ ）Cool （ ） pretty（ ） funny （ ）dirty（ ）large（ ） thin （ ）late （ ） interesting（ ）cheap （ ） expensive（ ）different（ ） excited（ ） good/well（ ） bad/ill（ ）far（ ） old（ ） many/much（ ）四比较级的用法 1“A+be+比较级+than+B”意思为“A比B更”。 如：Thistreeistallerthanthatone. 这棵树比那棵树高。 She ie more beautiful than that girl 她比那个女孩更漂亮。课堂随讲1.Tomis120cm.Jackis_.Thanhim. A.tallB.tallerC.heavier 2.Iam_thanmyaunt. A.strongB.bigC.shorter 3.Myfatheris_thanmygrandpa. A.olderB.youngerC.smaller2 A+be动词+数词+单位形容词的比较级+than+BA比B例：she is two cm taller than me . 她比我高两厘米。 课堂随讲 1 He is three kg ( ) than me。 A heavier B heavy C taller2 I am one year ( ) than you . A shorter B old C older 3 I think the little monkey is only 40 cm ( ). A tall B taller C bigger3 which/who/(特殊疑问） +动词 +比较级，A or BA和B哪一个/谁更. 例:which one is bigger,the apple or the pear.苹果和梨，哪一个更大？ 课堂随讲 1 who looks ( ),the red man or the yellow man . A old B older C oldest 2 （ ）sheep is stronger,the white one or the black one. A what B which C where 3 Whosepencil-boxis_(big),yoursorhers? A bigger B big C small 课后练习： 一 写出下列词语的比较级 short_ heavy_ fat_ late_ strong_fine_ old_ busy_ hot_ slow _ thin _ clean_ cold _ good_ big_ 二、选择正确的答案。（10分）1.Bob is _ than Tom. A tall B taller C tallr D talles2.Which is _ a hen or a ducking? A heavy B heavier C heavyer D heavyies3.He is much _ than Lily. A good B better C best D bettest4.Miss Chen is _than Mr.Zhang. A popular B more popular C popularest D the more popular5.Question A is _ than Question B. A easy B easier C easiest D easyer6.The chair is _ than the book. A more expensive B expensiver C expensivest D the more expensive7.The basketball is _ than the tennis. A big B bigger C the bigger D biggest8.This dress is _ than my dress. A beautiful B beautifuler C beautifuller D more beautiful9.She is _ than my sister. A younger B young C youngest D the younger10.My hair is _ than your hair. A long B longer C longest D the longer11. The flower is _ than the bees. A many B more C most D the most12. My uncle drives much _ than my mother. A better B much better C best D the best13. Winter is _ than autumn. A cold B colder C coldest D colder14. My father is _than my mother. A busy B busier C busyer D busiest15. The pig is _than the monkey. A fat B fatter C fattest D fater 16. My hands are bigger than . A. you B. your C. yours 17. How is your pencil? A. tall B. long C. longer 18. Im 5 older than you . A. years B. cm C. Year19How_areyou? A.oldB.olderC.taller20 Themonkeyhasa_tail. A.tallB.longC.longer21 Jimis40kg.Tomis38kg.Tomis_thanJim. A.tallerB.thinnerC.heavier22 Im11yearsold.Mysisteris2years （ ）thanme A old B older Cyounger三 用所给单词填空1.You look much _than before. (thin)2.The cartoon is _than the book. (interesting)3.Summer is _ than spring. ( hot)4.Lily is _ than Lucy. ( beautiful )5.The pizza is _ than the cake. ( delicious )6.The monkeys tail is _ than the rabbits tail. ( long )7.My room is _ than your room. (clean)8.Our classroom is _ than yours. ( big )9.The orange is _ than the apple. ( small )10.My book is _ than yours. ( new ) 四 阅读理解 Mary, Jane and May are very good friends. Mary is shorter than May, May is heavier than Jane. Jane is thinner than Mary. How old are they? Mary is 7 years old. Jane is 12 years old and May is 9 years old. They study at QingLan Primary School. Mary likes English, Jane likes math and May likes music.They all study hard.A 根据短文内容，判断句子正误。对的打“”，错的打“”。( ) 1.There are 3 children in the story.( ) 2. Mary is shorter than May.( ) 3.Mary is heavier than Jane.( ) 4. Jane is the youngest.( ) 5. They are all good friends.B根据短文内容回答问题。1.Where do they study? 2.Does Mary like English? 3.How old is May? 4.What does Jane like? 5.Are they good friends? 课后提高 1、谁比Jim年纪大？是你。 _is_thanJim？_are2、谁比David更强壮？是GaoShan. _thanDavid?GaoShan_. 3、谁的铅笔更长，他的还是她的？我想是她的。 _pencilis_,_or_ _is,Ithink. 4. 谁的苹果更重，你的姐姐的还是你的弟弟的？我的弟弟的。 _apples_,your_oryour_?My_. 5、你和你的叔叔一样高吗？是的。 _as_asyouruncle?Yes,Iam. 6、他和他的朋友Jim一样年轻。 He_as_as_Jim. 7. 她和她的双胞胎哥哥一样胖吗？不，她比他瘦。_as_as_twin_?No,_thanhim. 8.YangLing每天睡得比SuYang晚。 YangLing_to_thanSuYangeveryday. 9.我跳得和Mike一样远。 I_as_asMike. 10.Tom比你跑得快吗？不是的,他和我跑得一样快。 _Tom_thanyou?No,he_.He_as_as_. 11.多做运动，你会更强壮。 _moreexercise,youll_soon. 12.我的科学很好，但是语文不好。 I_at Science.ButIdont_wellinChinese. 13.你放风筝比王兵放得高吗？不，我比他放得低。 _you_thekite_thanWangbing?No,I_it_than_. 14.我喜欢游泳。我所有的朋友都游得比我慢。 Ilike_.Allmy_thanme. 15.我的姐姐起得比我早。 My_up_thanme