高中英语冀教版必修3Unit4《Astronomy：the science of the stars》词汇学案3

111沧州市颐和中学导学案20132014第二学期第_39_号Class _ Name_ Date_学科高中英语年级高一作者杨卫芬 孙悦 课题课型新授学习目标：正确使用所列词汇（在一定语境下会翻译）1pull n& vt._pull away(汽车等)开走 pull down 拆毁；摧毁pull in (车辆)进站停靠；靠边停靠 pull out 驶出；拉出，拔出 They are pulling down those houses to make room for a new hotel. _We waved as the train pulled_out_of_the_station. _The police car signed to us to pull in. _2cheer up _Give Mary a call; Cheer her up. _ Cheer up! Everything will turn out to be fine. _拓展 cheer vt./vi. 欢呼； （为）喝彩The crowd cheered wildly at the sight of Li Minhao. _The cheerleaders do this in order to encourage crowds to cheer their sports team. _ 拓展： break down 出故障，抛锚；(身体、精神等)垮掉；(计划等)失败； (化合物等)分解break in 破门而入；闯入；打断(话语等)break off 折断；突然中止，断绝，结束break through 突破break up 打碎，拆散；散开，解散；break into pieces 成为碎片5watch out _应用 watch out (for) look out (for) 密切注意；留神take care 留神，注意be careful 仔细，留神watch over 照看；看守keep a close watch/eye on 密切注视(1)_ _！ There is a car coming! 当心！有车来了！(2)_ _ _ cars while crossing the road. 过马路时要当心车辆。(3)_ _ not to catch a cold._ _ not to catch a cold. 当心别着凉。6英语里常见的倍数表达法有：(1)“A倍数形容词或副词的比较级thanB”，表示“A比B大(长、高、宽等)多少倍”。(2)“A倍数as形容词或副词的原级asB”，表示“A是B的多少倍”。(3)“A倍数the size/height/length/width, etc.ofB”，表示“A是B的多少倍”。(4)“A倍数what从句”，表示“A是的多少倍”。例句：亚洲是欧洲的四倍大(比欧洲大三倍)。Asia is four times as large as Europe.Asia is four times the size of Europe.Asia is three times larger than Europe.The new stadium for the next Asian Games will be three times as big as the present one._The production now is three times what it was ten years ago. _111