牛津英语7B Unit1知识点讲解

牛津英语7B Unit 讲解 Unit1 Dream homes 词汇dream，favourite，capital，chat, rain, busy, share, friendly, grow, call, different, own, no 短语would like，look out，cant wait to do sth. ,at least 语法方位介词，基数词，序数词 重点词汇解析 1. dream 形容词理想的，梦想中的 The beautiful garden is a dream place for children to play. 名词梦想，梦 My dream is to become a singer when I grow up. 动词做梦 Do you often dream dream of 梦想，渴望 dream to do sth。梦想做某事 dream about 梦见，设想，考虑 2. look 系动词look 形容词，如look beautiful 不及物动词 相关短语 look for 寻找 look at 看 look on 观看 look like 看起来像 look up 向上看，查询 look after照顾 look into朝。。。看 look back on。。。回顾。。。look forward to 。。。期盼 look around 环顾四周 look down on 瞧不起 look up and down 上下打量 look out 小心 3. busy 形容词忙碌的 The traffic is very busy at this time every day. Be busy with sth.忙于某事 Be busy in doing sth。 忙于做某事 名词形式business 商业，生意，贸易 We got a lot of support from the local businesses. 4. share 及物动词分享，合用 Good friends can share the joys and sorrows。好朋友能同甘共苦。 Share sth. with sb. The doctors are busy with their work。 Mrs. Green is busy cooking in the kitchen. 5. call 动词称呼 Call me Mary，please。 A dog called Eddie. 1. 方位介词（Prepositions of place） 1 常用的方位介词（词组） 成反义词above---below, over---under, inside---outside, in front of---behind 1 牛津英语7B Unit 讲解 有关联的above---over---on, below---under, beside---next to, at---in, between---among 其他opposite 2 使用时的注意点 A. 方位介词在句子中的位置 The book is under the desk. （be动词的后面） He is standing between the two trees.（实义动词的后面） Do you know the man in front of the classroom（放在名词后面修饰它） He lives in an old house in the center of the city.（作为整句话的状语） B. above和below，over和under 这两组反义词的前者都表示“在上方”，后者都表示“在下方”。 There are some bridges over the river. Whats under the bed An old shoe. The shelf is above the top bunk bed. She lives two floors below Linda. C. above, over和on 这三个词都表示“在上面”，on是指和物体有接触，over是指在正上方，没有接触面，above也是没有接触面，正上方或斜上方，但现在可代替over，如 The wooden house is over / above the river. The bag is on the table. There is a plane flying above our heads. D. at和in 这两个词常用在arrive后面，at后加小地点，in后加大地点，如 He arrived at the airport at 4 p.m. We will arrive in Beijing tomorrow morning. E. between和among between是指在两者之间，常用词组betweenand，而among是在三者或三者以上之间，如 I sit between Lily and Lucy. Mr. Li likes staying among his students.（注英语中的复数名词，没有特别指出是两个， 都默认为三者或三者以上） F. opposite在对面 如Our school is opposite a park. 2. 基数词（Cardinal numbers） 表示数目的数词是基数词。 1 基数词的构成 A. 两位数十位数与个位数之间加连字符。如23 twenty-three B. 三位数百位数与最后两位数加and（美语省略and）。 如201 two hundred and one 642 six hundred and forty-two C. 四位数thousand之后加逗号，后面依照以上原则。 如1,351 one thousand, three hundred and fifty-one D. 表示万以上的数目，将数字由右向左每三位加一个逗号，使一个数字分成几个小节，称为thousand节，million节等，然后按节处理，如 68,343 sixty-eight thousand, three hundred and forty-three