1、Unit 7Whats the highest mountain in the world?,浙江地区,第三课时(Grammar Focus4c)单元同步语法精讲精练,形容词比较级的句型结构形容词的比较级than比较对象。前后相比较的两个事物一定要属于同类，而且做比较时，一定要避免自身与自身相比。表示一个范围内两事物比较用“比较级thanany other单数名词”。eg：He is taller than any other student in his class.他比班上任何一个学生的个子都高。as.as.意为“与一样”，其否定形式为“not so/as.as.”，意为“不及；不与一样”
2、。它们也是一种表达比较的形式，注意as与as之间要用形容词或副词的原级。“the比较级，the比较级”表示“越，越”。eg：The more you read，the more you know.,你书读得越多，你知道得就越多。“比较级and比较级”表示“越来越”。eg：Our city is more and more beautiful.我们的城市越来越漂亮了。修饰比较级可用much，a little，even，still，a lot等。【注意】当比较级后有of the two.之类的短语时，比较级前要加定冠词the。二者在选择疑问句中，常用句型：Which/When/Whobe形容词比较
3、级，A or B?,形容词最高级的句型结构“主语bethe形容词最高级in/of范围”表示“在某范围内最”。“one ofthe形容词最高级可数名词复数”表示“最的之一”。“the序数词(除了first)形容词最高级可数名词单数”表示“第几(大，长等)”。eg：The Yellow River is the second longest river in China.黄河是中国的第二长河。选择疑问句中，常用句型：Which/Who.the形容词最高级，A，B or C?,【注意】形容词最高级前通常要加定冠词the。但前面若有物主代词，指示代词或名词所有格等修饰时，不能用定冠词the。形容词最高
4、级常与介词in或of引导的短语连用，与in连用意为“在内，”表示“在某范围内”，不一定是同类；与of连用表示“属性”，介词后的名词或代词与句中的主语是同一类人或物，意为“在某一类中”。,一、用括号中所给单词的适当形式填空。1The bag is (cheap) than any other bag in the store.2The fiveyearold boy is growing and (tall)3The (much) you practice，the (well) youll play the piano.4Susan is (tall) of the two girls.5The
5、 elephant weighs ten times (many) than the panda.6The girl sang even (bad) this time than usual.7It is one of (good) theaters in our town.8The Yellow River is the second (long) river in China.,cheaper,taller,taller,more,better,the taller,more,worse,the best,longest,二、句型转换。9Qomolangma is higher than
6、any other mountain in the world.(改为同义句)Qomolangma is mountain in the world.10This wall is seven meters tall.That wall is five meters tall.(合为同义句)This wall is meters that one.11Our classroom is bigger than theirs.(改为同义句)Their classroom isnt ours.12The_Sky_Mall is the most beautiful building in our city.(对画线部分提问) is the most beautiful building in your city?,the highest,two,taller than,as big as,What,
