牛津译林版八年级英语上册Unit3as…as结构和反身代词同步语法讲解和练习.docx

牛津 林版八年 英 上册 Unit 3 as ? 构as和反身代 . 语法讲解 1. as ? as和 not as ? as的用法 a. 当我 要表示双方某方面（如年 、身高等）程度相同或不同 ，常用 as ? as..和 not as ? as.. 构，分 表示 “和 ... 一 ”或“和 ...不一 ”。 eg: The girl is as tall as that boy. b. as...as... 或 not as...as... 属于同 比 ，在此 构中，要使用形容 或副 的原形 c. 在否定 构中， “ A is not as...as B A”不如 B? ; not as ? as 也?可写 not so ? as ? 当我 事物 行比 ，要注意被比 的双方必 是同 事物。 eg: Your car is as cool as mine. (注意 your car 和 mine 同 事物，其中 mine 等于 my car) 反身代 人称 /数 数 复数 第一人称 myself ourselves 第二人称 yourself yourselves 第三人称 himself herself themselves itself 反身代 是人称代 的反身形式，它所指的人或物与主 一致，在句中可以起到 的作用。 eg: She enjoyed herself at the party. (she 与 herself 必 保持一致 ) 反身代 和它指代的 象在人称、性 、数上必 保持一致。 c. 第一人称和第二人称的反身代 是由形容 性物主代 加上 self 或 selves 构成。第 三人称的反身代 是由人称代 格加上 self 或 selves 构成。 d. 反身代 在句中不能 独做主 。 eg: Myself is a tall. ( ×） 常考反身代 小 玩得愉快 enjoy oneself; 照 某人自己 look after oneself = take care of oneself 自学 teach oneself = learn ? by oneself; 某人自己 ? buy sth for oneself; 某人自己穿衣服 dress oneself; 自 for oneself ; 独自 by oneself; 自便吃 / 喝 ? help oneself to sth.; 不要拘束 make oneself at home; . 专项练习 Ⅰ．用适当的反身代词填空 (15*2 ’ =30’） I really enjoyed _____________ today. Kate, take care of _____________. The story _____________ is interesting. We can work out the problem by ___________. Your little sister is too young to look after ______________. The twins are old enough to dress _______________. He taught _____________ English at ten years old. Boys and girls, help ____________ to some fruit, please. Take good care of _____________, grandparents. Bye. His parents teach _____________ Japanese every day. Look! Simon is trying to pull ____________ up the rocks. 12. Lucy is so lucky that she didn ’ t hurt _____________. Simon and Linda looked at each other. They kept the secrets to _____________. Can you cook the food ______________, children? Kate and Lily, you must finish your homework _____________. Ⅱ．用所给单词的正确形式填空。 （ 10*2 ’ =20）’ Jim looks as _____________(happy) as before. This building is as ____________