Unit2 核心词汇句式拓展 导学案 2022-2023学年高中英语外研版选择性必修第二册

选择性必修二 Unit2核心词汇句式拓展及巩固练习 核心词汇 1 　switch v．(使)改变，交换；(用开关)改变；转换，对调　n．(电路的)开关，闸，转换器；改变，转变 单句语法填空 (1)I always hear that song whenever I switch on the radio. (2)Milk rounds are threatened as customers switch to buying(buy) from supermarkets. (3)Not only is biking good exercise, but switching from a car to a bike also reduces the amount of pollution in the air. 补全句子 (4)According to the airline rules, we suggest you (should) switch off your mobile phone before boarding. 根据航空规则，我们建议你登机前关掉手机。 要点归纳 switch on 开(电灯、机器等) switch off 关(电灯、机器等) switch over 换台，换频道 switch (from A) to B (由A)转变成B 2 　occupy v．占用，占去(时间)；占领；占据 单句语法填空 (1)Teaching occupies almost all her life.Sometimes, she is so occupied in working that she has no time for relaxation.With education occupying her mind, she cares little not relevant to her occupation.(occupy) (2)She is occupied in putting(put) up family photos on the wall, while I am keeping myself occupied(occupy) by preparing supper. (3)She is fully occupied with her work, so she spares no time for a holiday. 句式升级[按要求升级句(3)] (4)She is so fully occupied with her work that she spares no time for a holiday.(结果状语从句) (5)Fully occupied with her work, she spares no time for a holiday.(过去分词作状语) 要点归纳 (1)occupy oneself with sth/in doing sth 忙于(做)某事；专心于(做)某事 (2)occupied adj. 忙于……的；使用中的 be occupied in doing sth 忙于做某事 be occupied with sth 忙于某事 keep sb/oneself occupied 使某人/自己忙碌 (3)occupation n. 占领；职业；工作 3 　access n．接触的机会，权利；(接近的)方法；通路 单句语法填空/写出下面句中黑体词的含义 (1)The library in our school is accessible to students, and they can get easy access to it when necessary.(access) (2)People have better access to health care than they used to. (3)(2020·全国Ⅰ卷)Many stations have wheelchair access from the car park or entrance to the station platforms.n．通路 补全句子 (4)The building is easily accessible to the disabled as it has no steps. 残疾人可以很容易地进入这幢大楼，因为它没有台阶。 要点归纳 (1)have/get/gain (no) access to... 有(没有)……的机会；可以(无法)获取/进入/接近…… access to... 去……的通道/入口 (2)accessible adj. 可