1、Section A 3 Grammar Focus-4c Grammar focus Whats the highest mountain in the world? Qomolangma. How high is Qomolangma? Its 8,844.43 meters high. Its higher than any other mountain. Which is the deepest salt lake in the world? The Caspian Sea is the deepest of all the salt lakes. Did you know that C
2、hina is one of the oldest countries in the world? Yes, I did. Its much older than the US. Step 1 Grammar 形容词和副词比较级和最高级变化规则 1. 规则变化 1) 一般情况下，单音节或双音节的形容词（或副词）比较级er ， 最高级est 如： clevercleverercleverest fewfewerfewest smallsmallersmallest 等。 2) 以 e 结尾的词，比较级r，最高级st 即可。 如： nicenicernicest cutecutercutest l
3、argelargerlargest 3) 以辅音字母y 结尾的变 y 为 ier 或 est。如: easyeasiereasiest happyhappierhappiest 再如：early, busy, heavy, dirty, lazy 也如此。 少数单音节词也是这样，如： pleasedmore pleasedthe most pleased tiredmore tiredthe most tired 2. 不规则变化： good better best well better best badworse worst many / much more most far farthe
4、r farthest (距离远) far further furthest (程度深) old elder eldest (长幼) old older oldest (年龄) Step 2 中考链接中考链接 比较级考点 比较级修饰问题 a little, a bit, even, still, much, a lot, far 等可修饰比较级。 E.g. Tom is a little taller than Jim. This book is much more interesting than that one. 同级比较 E.g. the weather in Beijing is co
5、lder than that in Xian. Our school is bigger than yours. the + 比较级 E.g. Lucy is the fatter of the two girls. “a/an + 比较级” 表示“又一，再一” E.g. Lily has a doll, but she wants a bigger one. 隐性比较（没有 than 的情况） E.g. who runs faster, Lucy or Lily? Youd better come earlier next time. He worked hard last term, bu
6、t he works even harder this term. 越来越. a. 比较级 + and + 比较级 b. the + 比较级 + 句子，the + 比较级 + 句子 a. E.g. its getting colder and colder. b. The more you exercise, the better you are. 最高级考点 说明：形容词的最高级前必须加 the; 副词的最高级前省略 the。 范围问题 E.g. Tom is the tallest student in the class. Spring is the best season of the
7、 year. “.之一”问题 E.g. Beijing is one of the biggest cities in the world. “the + 序数词 + 最高级” E.g. I think he is the second tallest boy in his class. 比较级和最高级的转换 E.g. Tom is the tallest student in the class. = Tom is taller than any other student in the class. = Tom is taller than all the other students i
8、n the class. = No other students are taller than Tom. 同级比较 as + adj./adv. + as E.g. she is as thin as Lily. He writes as carefully as Linda. not + as/so + adj./adv. + as E.g. Tony didnt run so fast as Carter Step5 Homework 1. To memorize the important phrases and sentences. 2. To make some sentences using as as . times than, less than, more than
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