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1、 Bob BobDavidDavid smartsmarttalltallathleticathleticquietquietthinthinfunnyfunnyDavid is than Bob.David is than Bob.Bob is than David.Bob is than David.形容词比较级的构成规则1.直接在形容词后加-er。 2.以不发音的e结尾的形容词直接在其后加-r。talltallernicenicer3.以读闭音节末尾只有一个辅音字母，双写辅音字母再加-er.bigbigger4.以“辅音字母+y”结尾的，先改“y”为“i”，再加-er。happyhapp
2、ier5.多音节和部分双音节形容词在其前面加more。 outgoingmore outgoingshortsmallshorterlarge whiterwhitethinfatterfatheavierheavyeasiereasymore beautifulbeautiful more interestinginterestingsmallerthinnerlarger6.不规则变化good / wellbetter bad/badlyworsemany/muchmore little lessfarfarther/further 7.比较级用much, a little ,far, e
3、ven等修饰原级用very, quite, so, too 修饰 如：Im much taller than you.He is a little shorter than me. 8形容词原级的比 较。形容词的原级与asas连用表示肯定意思，是“和一样”的意 思；与not as/ so as连用表示否定意义，是“不如”或“不一样” 的含义。 She is as pretty as her mother. This story is as interesting as that one. The question is not as / so difficult as that one. My
4、 bike is not as / so good as yours.1.形容词和副词的比较级和最高级。 大多数形容词和副词有三个等级:原级、比较级、最高级。2.用法：比较级 表示两者 (人或事物) 的比较。eg. I am taller than Tom.My dress is more beautiful than hers.最高级表示三者或三者以上 (人或事物 ) 的比较, 其中有一个在某一方面超过其他几个时, 用最高级。最高级的前面一般要加定冠词 -the, 后面可带 of ( in )短语来说明比较的范围。eg. She is the youngest in the class.Ja
5、son is the tallest of the three.Grammarbig biggerbiggest比较级+than This bridge is longer than that one. Our school is larger than theirs. 1.Tina is _ (short) than Jill. 2.His nose is _ (big) than hers.3.This bag is _ (large) than that one.4.My father is _ （busy） than my mother.5.Kate is _ (beautiful)
6、than Lily .shorterbigger largerbusiermore beautifulFill in the blanks with proper forms.Dear Isabel,Thank you for your last letter. Here are photos of me and my twin sister Liu Ying. As you can see, in some ways we look the same, and in some ways we look different. We both have black eyes and black
7、hair, although my hair is shorter than hers. We both like sports, although Liu Ying is more athletic than me. Shes more outgoing, and Im quieter. I think Im smarter than her. My favorite subjects are physics and chemistry, and her favorite subject is P.E. However, we both enjoy going to parties.Plea
8、se visit us soon! LoveLiu Li3aRead the article. Write “T” (for truth), “F” (for false) or “DK” (for dont know).Skimming Skimming ：（略读（略读) )3a :3a :Why do they look the same ?Why do they look the same ?Because they are Because they are twins .twins .1. Liu Li has more than （超出；多于）one sister. 2. Liu L
9、i and Liu Ling have some things incommon (共有的；公有的) . 3. Liu Ying is not as good at sports as her sister. 4. Liu Ying talks more （健谈谈）than Liu Li. 5. Liu Yings favorite subject is physics. 6. Both(两者都)girls go to lots of parties. TFFDKRead the article and judge the statements “T” ( for true ) , “F” (
10、 for false ) or “ DK ” ( Read the article and judge the statements “T” ( for true ) , “F” ( for false ) or “ DK ” ( for dont know ) .for dont know ) .Scanning Scanning ：（找读）（找读）DKTCheck preparation :Check preparation :Match the vocabularies with the meanings . Match the vocabularies with the meaning
11、s .1.in some ways 1.in some ways 2.look the same 2.look the same 3.more than 3.more than 4.in common 4.in common5.be good at 5.be good at 6.as you can see 6.as you can see A: A: 共同的；共有的共同的；共有的B:B:擅长擅长; ;在在方面做的好方面做的好C:C:正如你所能看到的正如你所能看到的D:D:超出超出E:E:看起来很像看起来很像F:F:在一些方面在一些方面The same pointsDifferences Li
12、u LiLiu YingRead again and fill in the chart.1.black eyes2.black hair3.like sports4.enjoy going to partiesshorter hair quietersmarter favorite subjects: physics , chemistrymore athleticmore outgoing favorite subject: P.E.longer hairReading up (Reading up (研读研读) )：自主学习、合作探究自主学习、合作探究 。Find out some pr
13、oblems and discuss .Find out some problems and discuss .1.1. They both have black eyes and black hair . They both have black eyes and black hair . they both = both of themthey both = both of them2.2. They are both quiet .They are both quiet .句中的句中的bothboth通常位于行为动词的通常位于行为动词的_ , be_ , be动词的动词的 _; _; 意
14、为意为“ “_” . _” . 1.Liu Ying is as good at sports as her sister .1.Liu Ying is as good at sports as her sister .2.Liu Ying is not as / so good at sports as her sister .2.Liu Ying is not as / so good at sports as her sister .“as+“as+形容词形容词/ /副词的副词的_+as”_+as”表示表示“ “与与一样一样” ”, ,其其 否定形式为否定形式为 “ “not as /
15、so as” ,not as / so as” ,表示前者不如后者。注意表示前者不如后者。注意 “ “so+so+形容词形容词/ /副词的原级副词的原级+as”+as”只能用在只能用在_句中。句中。前面前面 后面后面两者两者都都原形原形否定否定Try to retell according to the chart Try to retell according to the chart ：（根据表格信息复述（根据表格信息复述 ）The same pointsDifferences Liu LiLiu Ying1.black eyes2.black hair3.like sports4.enjoy going to partiesshorter hair quietersmarter favorite subjects: physics , chemistrylonger hair more athleticmore
