小学英语比较级

一、形容词、副词的比较和最高级的构成规则1.大多数单词变法smallsmallersmallest shortshortershortest greatgreatergreatest clevercleverercleverest narar2.以不发音的e结尾的单音节单词比较在原级后加-r，最高级在原级后加-ST；largelargerlargest nicenicernicest3.先双写结束辅音，比较加-er，最高加-est；bigbiggerbigest hothotterhottest fatfatterfattest thin-thinner-thinnest new-newer/newer4.以“辅音字母y”结尾的双音节单词y为I，比较水平加-er，最佳加-est；easyeasiereasiest heavyheavierheaviest busybusierbussiest幸福幸福幸福5.其他双音节单词和次音节单词的比较水平在前面加more，最高级在前面加most放；beautifilmore beautifulmost beautful differentmore differentmost different请注意：(1)形容词通常要用定冠词the，副词在最高级之前不用。(。6.少数形容词，有副词的比较及最高级是不规则的，必须记住。good-better-better-best身体好bad - worse - worst坏ill - worse - worst瓶子的many - more - most很多much- -most很多ffostFar-farther - farthest更远，old-old-old - eldest(表示兄弟姐妹排名)二、形容词、副词的比较和最高级的使用1.“a be形容词比较级别than B”表示“a比B”中的地图册条目上单击鼠标右键。示例：This tree is taller than that one .这棵树比那棵树高。注：在包含连接词的比较水平上，前后比较对象必须是相同的类别，即相似事物之间的比较。在竞争等级前使用much，表示其程度“强得多”。水：水、黑色素、萝卜、比格森、苹果。2.“比较和比较”或“more and more原始”是“越来越”it becomes warmer and warmer when spring comes。春天来了，天气渐渐变暖了。It is getting cooler and cooler。天气越来越凉爽了。The wind beame more and more heaviry。风越来越大了。our school is becoming more and more beautful。我们学校越来越漂亮了。3.“the比较级别.”，the比较级别”表示“更多.更多.”的意思。The more money you make，the more you spend。赚得越多花得越多。Sooner，the better。越快越好。4.形容词，副词的最高形式主要用于比较三个以上的人或事物，“最”表示的意思。句子中有表示范围的单词或短语。示例：of the three、in our class等。He is the tallest in our class .他是我们班最高的。5.比较和顶层切换：Mike is the tallest intelligent in his class。Mike is more taller than any other student in his class。练习I.1. my school is _ _ _ _ _ _ _ _ _ _，but Tom s school is _ _ _ _ _ than mine。and sally s school is the _ _ _ _ _ _ _ _ _ _(small)2.rabbits表示run _ _ _ _ _ _ _ _ _ _ _ _ _，but tigers表示run _ _ _ _ than rabbits，and cheetahs表示run(f .)3.pig is _ _ _ _ _ _ _ _ _ _，but deep is _ _ _ _ _ than pig，and elephant is the_ _ _ _ _ _ _ _ _ _ _(heavy)4.Im _ _ _ _ _ _ _ _ _ _ _ _ _，but she is _ _ _ _ _ _ than me。(beautful)5.every day is _ _ _ _ _ _ _ _ _ _。but today is the _ _ _ _ _ day I have ever had。(busy)6.I think pizza is the _ _ _ _ _ _ food of all。(delicious)7.my brother is two years _ _ _ _(old)than me。8.is your sister _ _ _ _ _ _(young)than you？是，she is。9.who is _ _ _ _ _ _ _ _(thin)，you or Helen？希恩斯。10.whose pencil-box is _ _ _ _ _ _(big)，yours or hers？Hers is .11.本jumps _ _ _ _ _ _(高)than some of the boys in his class。12.does Nancy sing _ _ _ _ _(well)than Helen？Yes，she does。13.my iare _ _ _ _ _ _ _ _(big)than hers。14.which is _ _ _ _ _ _ _ _ _(heavy)，the elephant or the pig？15.who gets up _ _ _ _ _ _(early)，Tim or Tom？16.do the girls get up _ _ _(early)than the boys？No，they _ _ _ _ _ _。17.Jim runs _ _ _ _ _(slow)。but Ben runs _ _ _ _ _ _(slow)。第二，按照句子的意思写漏掉的单词(1) Im 12 years old。youre 14。Im than you。(2)a rabbit s tail is than a monkey s tail。安埃莱凡特是丹宁血。(4) A lake is than a sea。(5) a baskeball is than a footlball。第三，选择适当的单词完成句子Heavy tall long much many big(1) How is the Yellow River？(2) How is Mr Green？Hes 175cm。(3) How are your feet？I wear size 18。(4) How is the white T-shirt？Its 100允。(5) How apples are there in the bag？There are 5 .(6) How is the fish？Its 2kg。第四，以连接词为句子1.is、my、this、computer(.)2 .your、is、that、computer(.)3 .teachers desk，this，is，a(？)4 .is、it、time、what(？)5.oclock、its、tw