小学英语总复习（二）第四章形容词和副词一、形容词的基本用法：用来修饰名词，说明事物或人的特征或性质的词。
形容词一般放在名词、代词的前面。
如：She is a cute girl.1. 形容词修饰somrthing,anything,nothing,everything等词时，须放在其后。
如：something important.2. 表示长、宽、高、深及年龄的形容词，应放在相应的名词之后。
3. else只能作后置定语，修饰疑问代词what,who,whom,whose和不定代词something,anything,nothing,somebody,anybody,nobody等。
4..貌似副词的形容词有lovely,friendly,lively等。
5.enough跟名词：enough time（名词在enough后）enough跟形容词：tall enough（形容词在enough前）二、副词的基本用法：副词主要修饰动词、形容词、副词或其他结构。
一般表示方式、时间、率、方位、程度等。
表示方式的如：happily,fast,angyily;表示时间的如：tonight,now;表示频率的如：often,somrtimes,every day;表示方位的如：home,there,here;表示程度的如：very,quite等三、形容词、副词的比较级的构成及句型：1.形容词、副词的比较级和最高级变化规律。
1）一般加-er，-est。
如：tall---taller---tallest2）以e结尾的加-r,-st。
.如：late---later---latest3）以辅音字母加y结尾的，把y变I加-er,-est。
如：early---earlier---earliest4）重读闭音节，双写末尾的辅音字母，加-er,-est。
如：big---bigger---biggest5）形容词、副词比较级和最高级的不规则变化：1.双音节和多音节形容词、副词比较级和最高级的构成。
部分双音节和多音节形容词分别在原级前加more和most构成比较级和最高级。
如：important---more important---most important3.形容词、副词的比较级和最高级的常用法。
比较级主要用于两者的比较。
即：“形容词、副词比较级+than”这一结构表示：“比……更……”；any other+名词单数1 ）较级常用句型结构。
如：①I’m taller than you.② Shanghai is larger than any other city in China.③ Most of people in Senzhen are getting richer and richer形容词、副词的最高级的常用法：形容词、副词的最高级主要用于三者或三者以上的人和事进行比较。
其结构是：the+形容词、副词的最高级（+名词）+表示范围的短语，即：表示“最……的”意思2 ）最高级常用句型结构。
如：①The boy runs fastest in his class.②China is one of the most beautiful countries in the world.③Which is the cheapest,a computer,a TV set or a DVD player?Practice:(练习一)一、把下列的形容词、副词变为比较级和最高级。
hot differentgood beautifulwell interestingwet honestred famouscool fastugly excitingpretty slowlylittle tiredmany happilyheavy earlyoften hard-working12. I have to buy this book. (money,enough) 一）用形容词或副词填空二）用形容词、副词的比较级和最高级填空1)I’m (clever) than you.2)He did (much) work than his brother.3)The sun is (big) than any star.4)Chongqi is (large) city in China.5)Potala Palace is (high) palace in the world.6)The Changjiang River is (long) river in China.7)I’m (fat) than you.8)He is (tall) boy in the class.9)Book 12 is (difficult) of the four.10)Shanghai is one of (beautiful) cities in China.11)He is (happy) boy in the family.12)Can you tell me what is (heavy) bird in the world?13)Dinosaur is (dangerous) animal on the land.14)Who is (young) in your class?15)Do you want to be (clever) person in the world?16)Tim is one of (lazy) boys in the class.17)The wind is (loud) than yesterday.18)I go to Shenzhen (often) than Tom.19)Kate won (many) medals than Pat.20)Lily studies (well) than any students.第五章数词数词可分为1.基数词2.序数词数词是用来表示事物的数目或顺序的词，表示“多少”的词叫做基数词；表示“第几”的词叫做序数词。
一、基数词1. one,two,three,four,five,six,seven,eight,nine,ten;11-12用心记，13-19-teen结尾，20-90-ty结尾。
2. 表示“几十几”（21-99）的基数词是由十位数和个位数之间加连“-”构成。
如：26：twenty-six.3. 表示“几百几”（101-999），先说“几百”后加“and”再加“末两位数”或“末位数”。
其中的“百”用单数形式。
如：102：one hundred and two 284：two hundred and eighty-four 1284：one thousand two uhndred and eighty-four.（“千”和“百”之间不加“and”）4. 房间号码和电话号码要一个数字一个数字的读。
二、序数词1.序数词的构成1）一般在相应的基数词后加词尾-th，注意下列的特殊变化：one-first,two-secend, three-third,five-fifth,eight-eighth,nine,ninth,twelve-twelfth2 )以-ty结尾的基数词变序数词时，讲y改为I，再加eth。
如：twenty-twentieth,thirty-thirtieth3 )表示“几十几”或“几百几”的基数词变序数词时，只要将个位数变为序数词即可，十位数或百位数不变。
如：twenty one-twenty first4 )序数词的缩略式，由阿拉伯数字加上序数词最后两个字母构成。
如：first-1st,second-2nd,third-3rd,fourth-4th,twelfth-20th,twenty first-21st2.序数词的用法：1）序数词前要加定冠词the，在句中作定语，放在被修饰的名词前。
2）给东西编号时，序号在名词前用序数词，序号在名词后用基数词。
三、年份、日期、时刻的读法1.年份：四位数通常分两组来读。
如：1998读nineteen ninety-eight.但是2000-2009年不断开读。
如：2008读two thousand and eight.2.日期、世纪用序数词表示。
如：May 2nd.Sept.6th.3.时刻有两种读法：一是直接读数字，先说钟点数，后说分钟数。
这种读法英语叫做顺读法。
二是先说分钟数，后说钟点数。
用介词past表示几点过几分（不超过半小时）或用to表示几点差几分（超过半小时还差多少分钟到下一个钟点）。
这种读法英语叫做倒读法。
①整点：如：4：00 four o’clock②半点：如：4：30 half past four/four thirty③不到半点如：2：05 five past two④超过半点：如：3：45 a quarter to four练习用基数词和序数词填空1)Today is August (12).Next month is my (5) birthday.2)Where do you live? I live on the (9) floor.3)How about you? I live on the (20) floor. So I often take a lift to go home.4)When’s your birthday? It’s on December (15).5)What time is it? It’s (12:20).6)How much is this coat? It’s (112) yuan.7)How many watches are there? There are (22) watches.8)Today is my (30) birthday.9)Yesterday was my grandma’s (90) birthday.10)(23) and (33) is (56).11)You are the (1) and I am the (2).12)But Tom is the (3) and his brother is (11).13)The train leaves at (8:30).14)This is the (40) medals. We are all happy.15)The Eearth is the (3) planet in the solar system.16)When do you get up? I get up at (6:15).17)Where do you live? I live in Flat (614).18)How many months are there in a year? There are (12) months.19)You didn’t win. You were in (5) place.20)This book is (78) dollars.21)My birthday is on May (15).22)They won (44) medals at the Sports Day.23)What’s the time? It’s (4:36).24)When do you go to bed? I go to bed at (11:45).25)How often does he brush his teeth?He brushes his teeth (2) a day.第六章介词一、表示时间的介词：1. at常用于表示钟点、夜里、中午的词之前及某些词组中。