1、1Unit 3 Im more outgoing than my sister单元语法小专题(Grammar Focus)语法精讲形容词和副词的比较级1英语中大多数形容词和副词有三个等级：原级、比较级和最高级。两者比较用比较级；三者或三者以上相比用最高级。比较的对象必须是属于同一性质或范畴的人或物，比较的双方必须在同一范围内。2形容词和副词的比较级的用法用法 例句“主语谓语比较级than对比成分”表示“比更”Kate is taller than Tina.凯特比蒂娜高。含有比较级的主句than(对比的)从句 You run faster than he does/him.你比他跑得快。比较级
2、之前用 much，far，a bit，a little，even，still 等词修饰，用以加强语气His hair is much longer than mine.他的头发比我的(头发)长得多。“比较级and比较级”表示“越来越”You son is smarter and smarter.你的儿子越来越聪明了。“the比较级，the比较级”表示“越就越”The more you read，the more you know.你书读得越多，你知道得就越多。“the比较级of the two”表示“两个中较的”Molly is the older of the two girls.莫莉是两个
3、女孩子中年龄较大的那个。名词介词短语be比较级thanthat(those)介词短语The weather in Harbin is colder than that in Hangzhou.哈尔滨的天气比杭州的天气冷。“比较级than any other单数名词”表示“比任何其他的都”He jumps higher than any other student in his class.他比他班里的其他任何学生跳得都高。表示“大几岁、高多少”等时，常用“数词名词比较级than”结构Is he two years younger than you？他比你小两岁吗？Which/Who谓语比较级，
4、A or B？ Who is shorter，Sam or Tom？萨姆和汤姆，谁个子更矮？【拓展】asas 结构(1)表示两者在某一方面相同时，用“as形容词或副词原级as”结构。如：I think science is as important as math.我认为科学和数学一样重要。(2)表示一方在某一方面不及另一方时，用“not as/so形容词或副词原级as”结构。如：It is not as/so warm today as yesterday.今天不如昨天暖和。语法精练.用括号内所给单词的适当形式填空。1I think Sally did as well(better) as
5、Lucy in the math competition.2Linda is much more_hardworking(hardworking) than Anna.3Who has more(many) books，Zhang Li or Li Ying?4Do you think you are more_outgoing(outgoing) than your father?5It was cold yesterday，but it is much colder(cold) today.6This box is much heavier(heavy)，isnt it?7Who is f
6、unnier(funny) than you in your class?28I work hard(hard) this term，but David works even harder(hard)9Today was hotter(hot) than yesterday.10This story is very interesting(interesting)，but that story is more_interesting(interesting) than this one.单项选择。(B)11.My father feels_today than yesterday.Atired Bmore tiredCmore tireder Dmuch tired(C)12.The building is _than that one.Amore tall Bnot tallCmuch taller Dmany taller(B)13.Linda is _ of the two girls.Athinner Bthe thinnerCmore thinner Dthe thinnest
