河南省淇县高中英语上学期 Unit7 形容词的比较级和最高级（1）导学案 北师大版必修3.doc

淇县高中导学案2011-2012学年第二学期一年级英语形容词的比较级和最高级（1）1. 在英语中，在表示“比较”和“最”时，形容词要用特别的形式，称为“比较级”和“最高级”，原来的形容词称为“原级”： 原级 比较级 最高级 strong强 stronger较强 strongest最强2. 形容词的比较级和最高级的构成方法如下：a. 单音节词和少数双音节词以加-er和-est的方式构成： 原级比较级 最高级 young年轻 younger较年轻 youngest最年轻old老 older较老 oldest最老clean干净 cleaner较干净 cleanest最干净在加词尾时要注意下面的各种情况：情况加词尾法例词一般情况直接加词尾small, smaller, smallest以e结尾的词加-r，-stlarge, larger, largest以辅音y结尾的词变y为i，再加词尾busy, busier, busiest以“辅音字母”结尾的词将这字母双写再加词尾big, bigger, biggestb. 其他词都在前面加more, most构成比较级及最高级：原级 比较级 最高级 important more important most important difficult more difficult most difficultinteresting more interesting most interesting useful more useful most useful 3. 用比较级时常用than引起一个从句，表示和什么比较：his room is bigger than mine. 他的房间比我的房间大。she is younger than my sister. 她比我妹妹年轻。exercises:i. 学会下列形容词的比较级和最高级：原级 比较级 最高级 1. tall taller tallest strong stronger strongest oldolder oldest 2. large larger largest fine finer finest late later latest3. big bigger biggest hothotterhottest thin thinner thinnest 4. easy easier easiest busy busier busiest happy happier happiest5. valuable more valuable most valuable dangerous more dangerous most dangerous comfortablemore comfortable most comfortableii. 给出下面形容词的比较级和最高级：1. bright 2. fat 3. lazy 4. safe 5. heavy 6. wide 7. high 8. close9. long 10. dirty 11. sad 12. brave 13. silly 14. beautiful 15. early 16. prosperous 17. interesting 18. delicious 19. difficult形容词的比较级和最高级(2)1. 有几个形容词有特殊的比较级和最高级形式：原级 比较级最高级 good well betterbestbad ill worseworst many much moremost littlelessleast far farther further farthest furthestold older elder oldest eldest小贴士1：elder和eldest可用来表示兄弟和子女的长幼顺序：my elder sister 我的姐姐my eldest brother 我的大哥 their eldest son他们的长子小贴士1：further表示“较远”外，还可表示 “进一步的”；而farther仅表示距离：the farther plants are too cold. 更远的行星太冷。do you need any further help? 你还需要更进一步的帮助吗？2. 双音节词除了以“辅音y”结尾的词外，还有以ow, er, le结尾的词，和个别其他双音节词，可以用加词尾的办法构成比较级和最高级：原级比较级最高级 narrow narrower narrowestclever cleverer cleverestsimple simpler simplest common commoner commonest3. 也有少数单音节词可以加more和most的办法构成比较级和最高级： 原级 比较级 最高级 pleased more pleased most pleased tired more tired most tired glad more glad most glad exercises:i. 给出下面形容词的比较级和最高级：1. bad 2. good 3. simple 4. common5. far 6. narrow 7. old 8. little9. happy 10. many 11. pleased 12. glad 13. much 14. tired 15. careful 16. comfortable ii. 在空格中填入所给形容词的适当形式： 1. she is two year _ than me. shes the _ girl in our class. (young)2. bill is _ than tom. hes the _ of the three children. (old)3. john is the _ boy in the class. (clever)4. cairo is the _ city in egypt. (big)5. her bicycle is _ than mine. (good)6. my cold is _ today than it was yesterday. (bad)7. tokyo is _ from beijing than from shanghai. (far)8. this