英语沪教牛津版八上unit 3

1、order 订货；订购订货；订购compare 比较；对比比较；对比monitor 显示器显示器speaker 扬声器扬声器main unit 主机主机keyboard 键盘键盘mouse鼠标鼠标type 打字打字brain 脑脑control 操纵，操纵，控制控制expensive 昂昂贵的贵的tiny 极小的；极小的；微小的微小的depend 依依靠；依赖靠；依赖calculate 计计算算speed 速度速度operate 操作；控制操作；控制railway 铁路系统铁路系统company 公司公司price 价格价格total 总额；总计总额；总计inch 英寸英寸sell （sold

2、，sold）出售；售卖）出售；售卖popular 受喜爱的；受欢迎的受喜爱的；受欢迎的work as 从事从事工作工作（be）unaware of 没意识到；没意识到；未察觉未察觉depend on 依靠依靠in addition 除除以外（还）以外（还）grand total 总计；共计总计；共计look forward to 期盼；期待期盼；期待Key words and phrasesorder v. 订购；点（菜）；命令订购；点（菜）；命令e.g. I ordered a bowl of beef noodles. I order you to open the door now. n

3、. 订货；点（餐）；命令；顺序订货；点（餐）；命令；顺序e.g. -May I take your order? -Sure. Id like some fish and pare v. (& n.)比较比较n. comparison *beyond compare 无与伦比的无与伦比的e.g. Her beauty is beyond compare. compare A with B 把把与与相比较相比较 compare A to B 把把比作比作e.g. I would like to compare you to a brilliant star.speed n.速度速度at

4、speed 高速地高速地full speed 全速前进全速前进pick up speed加速加速 v. 加速加速 speed up 加速加速price n. 价格价格at a high/low price 以高价以高价/低价低价 e.g. He is very happy because he bought a new car at a low price.in addition & in addition to 除除之外之外in addition常作为常作为插入语插入语。in addition to后接名词性短语，后接名词性短语，to是是prep.，其后其后动词用动词用-ing形式形

5、式e.g. The food in this restaurant is very nice. In addition, the price is not high.In addition to dessert, they served fruit.In addition to going shopping, we saw a movie.depend v. 依赖，依靠依赖，依靠depend on 依靠；取决于依靠；取决于dependent adj. 依靠的，依赖的依靠的，依赖的be dependent on 依赖于依赖于independent adj. 独立的独立的e.g. Are you

6、an independent person?more than 比比要多，超过要多，超过 e.g.I have known him for more than twenty years. He spends more than he earns. more than 比比更更；与其；与其不如不如e.g.The problem is more difficult than that one. The book seems to be more a dictionary than a grammar.adj. 比、最比、最一、一、adj. 比、最的变化比、最的变化1规则变化：规则变化： （1）一般

7、情况，在词尾加一般情况，在词尾加-er和和-este.g. great greater greatest clever cleverer cleverest（2）以）以-e结尾的单音节结尾的单音节词词, 在词尾加在词尾加-r和和-st e.g. wide wider widest cute cuter cutest closer closer closest large larger largest（3）以辅音字母加以辅音字母加y结尾的词，变结尾的词，变y为为i，加加-er 和和-est e.g. happy happier happiest（4）以）以重读闭音节加重读闭音节加一个一个辅音字母

8、结尾的词，辅音字母结尾的词，双写双写末尾的辅音字母，加末尾的辅音字母，加-er和和-est。记忆口诀：记忆口诀：一个一个伤心（伤心（sad）的的大（大（big）胖（）胖（fat）子，子，穿着穿着红色的（红色的（red）衣服在衣服在炎热的（炎热的（hot）夏天奔跑，夏天奔跑， 汗水打汗水打湿（湿（wet）了他的衣服，然后他了他的衣服，然后他瘦（瘦（thin）了。了。（7）双音节和多音节词）双音节和多音节词, 其前用其前用more和和most来构成。来构成。e.g. beautiful more beautiful most beautiful2不规则变化：不规则变化： good better b

9、est manymoremost muchmoremost badworseworst littleless least ill worseworstfarfarther(further) farthest(furthest) 3adj. 前前加加less和和least表示表示“较不较不”和和“最不最不” important 重要重要 less important较不重要较不重要 least important 最不重要最不重要 二、二、adj. 比较级比较级的用法：的用法： adj. 比较级用于两个人或事物的比较比较级用于两个人或事物的比较结构：结构： adj. 比较级比较级 + thane

10、.g. It is warmer today than yesterday. This picture is more beautiful than that one. This meeting is less important than that one. The sun is much bigger than the moon.注意：只有同类的事物才能比较注意：只有同类的事物才能比较 e.g.My pen is older than yours. () My pen is older than you. ()Her bag is bigger than mine. ()Her bag i

11、s bigger than I. ()The weather of Kunming is much better than that of Shenyang.()The weather of Kunming is much better than Shenyang. ()than后的人称代词用主格还是宾格后的人称代词用主格还是宾格? 一、当句中一、当句中动词为不及物动词动词为不及物动词或动词的或动词的宾语是物宾语是物时时, than后的人后的人称代词既可以用主格称代词既可以用主格, 也可以用宾格也可以用宾格, 意思不变。意思不变。e.g. Tom runs much faster than I

12、 me. She speaks English better than he him. 注意注意: 如果在如果在than后保留动词的话后保留动词的话, than后用主格。后用主格。e.g. Tom runs much faster than I do. She speaks English better than he does. 二、当句中动词的二、当句中动词的宾语指人宾语指人时时, than后用主格或宾格后用主格或宾格, 意思有区别。意思有区别。E.g. 1. She knows me better than he. Vs 2. She knows me better than him.

13、第第1个完整句个完整句: She knows me better than he knows me第第2个完整句个完整句: She knows me better than she knows him. 注意注意: 在遇到在遇到you时时, 句子不能省略了句子不能省略了, 否则会产生歧义。否则会产生歧义。e.g. She knows me better than you.既可理解为既可理解为: She knows me better than you do. 也可理解为也可理解为: She knows me better than she knows you. 三、三、adj. 最高级最高级的用法：的用法： adj. 最高级用于三个或三个以上的人和物进行比较最高级用于三个或三个以上的人和物进行比较结构：结构： the + adj. 最高级最高级 + n. + 表示范围的短语或从表示范围的短语或从句。常见的表范围的句。常见的表范围的prep. : in, of, among。e.g.She is