【单元重点语法详解】
1. 两者进行比较，一方比另一方更。
a + be + 形容词比较级+than b
a +实义动词+副词比较级+than b
①. tom比我胖。 tom is __fat) than me.
他的头发比我的短。 (注意比较对象的一致性)
his hair isshort) than
② tom 跑得比tim快 tom runs __than tim
2. 表达“a和b一样”，用 a ..as 形容词/副词原级 as b
他和我一样高。 he is astall) as i/me.
表达“a不如b”，用a …not+as/so+形容词/副词原级+as b
这辆车不像那辆车一样贵。(同级和比较级的同义句转换)
this carexpensive）as that one.
=this car is __than that one.
=that car isthan this one
3．比较级前可用much / a lot / far(… 得多)，a little/a bit（稍微）, even（甚至）等表示程度
he is muchwell) today. it’s muchexpensive).
4.在两者之间选择哪一个更….，用比较级。 which /who +动词+adj./adv.比较级，,a or b?
谁跑得快lucy 还是lily？ who runslucy or lily?
5.-er比较级： 比较级 +and+ 比较级表示“越来越…”
more比较级： more and more +形容词/副词原级
1). 天气越来越冷了。 it’s getting __and __cold)
2). 比赛越来越有趣。 the game isinteresting)
6. “the+ 比较级…，the+ 比较级…”表示“越…，就越…
1) 你越细心，犯的错误就越少。 theyou are, the __mistakes you will make.
2) 他越忙就越高兴he ishe feels.
7. 比较级前面可以加上表示具体数量差别的结构，表示具体“大多少”，“小多少”，“长多少”，“短多少”等。
1). 我比他大两岁。 i am two yearshe.
2). 这个建筑比那个建筑高20米。 this building is 20 metersthat one.
专项练习：用方框中所给的单词的适当形式来填空。
she enjoysand she reads more books than sandy. sandy dislikes __in the city, and she likes the countryside. she often visits her grandma in the countryside and takes __there.
in the countryside, sandy often __walks after supper. she thinks it makes her very __
take, watch, become, feel, study
football is one of the main school sports in north america. quite a lot of boys think it is fantastic. jake (91in a primary school in america.
he collects information about football in many ways, such as (92sports news. he says he hopes (93a professional football player when he grows up. last weekend, his father (94him to watch a football game between the top two teams in north america.
it made him (95very excited.
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