Unit 6 Electricity 单元讲义 2023-2024学年 沪教牛津版 七年级英语下册

Unit 6 Electricity 单元讲义 2023-2024学年 牛津深圳版 七年级英语下册 I. Words and expressions: 1. 不规则动词表 say-said-said go-went-gone am-was-been buy-bought-bought do/does-did-done can-could get-got-got know-knew-known give-gave-given are-were-been come-came-come may-might 2. 同义词/同义词组 (1) get sb. sth. = get sth. to sb. 给某人带某物 (2) look foolish=look stupid / silly(look + adj.(表)) : 看起来傻傻的 (3)in a way=to a certain degree 某种程度上 (4)a moment later = after a short while 没过多久 at the moment 现在;此刻 (5)come back = return 返回 (6) provide sb. with sth. = provide sth. for sb. 给某人提供某物 (7) at last = finally = in the end最终，最后 (8) give sb.(宾格) sth. = give sth. to sb. 3. 重点词汇及短语 (1) be going to do sth. 打算做某事 (2) a packet of +n. 一包/ 袋…… (3) power station 发电站 (4) know about 了解（强调状态）/learn about 了解(强调动作) (5) flow through 流过/ flow into 流入 (6) in a way 某种程度上/ by the way 顺便问一下/ in the way 挡道/ on the way to …. 在去某地的路上/ on the way home 在回家的路上 (7) be connected to 与……相连 (8) produce electricity 发电 (9) battery (n.) 电池—(pl.) batteries (10) connect(v.) 连接—(n.) connection (11) produce (v.) 产生，生产—(n.) product 产品 II. Grammar: 重点语法： Modal verb 情态动词(can, may, must)的用法 1. can: (1)表能力= be able to + 动原 He can run fast. = He is able to run fast. (2)表请求/允许: Can I do sth? = May I do sth.? (3)用can 问，用can答；用may问，可用may和can 答。 2. must和must not 的用法： (1)用must问，肯定回答用must，否定回答用needn’t / don’t have to+动原。 (2)must not只用于否定句，不用于否定回答，表示“禁止”，No doing sth. = You mustn’t do sth. (3)must(主动) / have to(被迫，不得不)：表必须 提升训练 一、单项选择 1．Helen ________ go on the trip with us, but she isn’t quite sure yet. A．shall B．must C．may D．can 2．Electricity flows ________ wires like water. A．across B．through C．in D．along 3．The house was so dirty. They decided ________. A．clean it up B．to clean it up C．to clean up it D．cleaning up 4．—How are you ________ today, John?        —Very ________. Thank you. A．feel; well B．feeling; well C．feel; good D．feeling; good 5．I washed a lot of clothes. Who ca