Unit5 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 Unit5核心词汇句式拓展及巩固练习 核心词汇 1 　appetite n．胃口，食欲；强烈欲望 单句语法填空 (1)Warm colours like yellow make food appear more appetising(appetite)，while cold colours make us feel less hungry. (2)Mr Black has developed an appetite for Chinese food. (3)Too much anxiety can result in sleeplessness and loss(lose) of appetite. 补全句子 (4)Don't eat that cake now; you'll spoil your appetite. 现在别吃那块蛋糕；你会倒胃口的。 要点归纳 (1)develop an appetite for 对……产生食欲 have an appetite for 对……有兴趣/欲望 have no appetite for 对……没有兴趣/欲望 loss of appetite　食欲不振 spoil one's appetite 影响胃口 (2)appetising adj. 开胃的；引起食欲的 2 　decrease v．(使)变小，(使)减少　n．减少，降低；减少量 单句语法填空 (1)The number of independent firms decreased from 198 to 96. (2)This species of bird is decreasing in number every year. (3)The price of wheat decreased by 15% last year. 翻译句子 (4)随着交通状况的改善，交通事故的数量在减少。 With the traffic improving, the number of accidents is on the decrease. 要点归纳 (1)decrease by 减少了 decrease (from...) to (从……)减少到 decrease in 在某方面下降 (2)on the decrease 在下降；在减少 a decrease in sth 某方面的减少/下降 3 　trap n．夹子；陷阱；圈套；困境　v．储存；留存；使困住；使陷入圈套；使陷入困境 单句语法填空 (1)If you choose this way, you're likely to fall into a trap. (2)When travelling they were trapped in the mountain, waiting to be rescued. (3)The shopkeeper trapped me into buying a lot of products that I didn't need. 补全句子 (4)She set a trap for him and he walked straight into it. 她给他设下圈套，他就径直钻了进去。 要点归纳 (1)set a trap for 给……设圈套 fall into a trap 落入圈套/陷阱 (2)be trapped in 困在……中；陷在……中 trap sb into (doing) sth 诱使某人做某事 4 　owe v．应该做；对……负有……的义务；欠(账、钱、人情等)；归功于……；应感谢 单句语法填空 (1)He owes his good health to his healthy lifestyle. (2)Mary will take care of the baby—she owes(owe) me a favour. (3)He owes it to his father that he has been so successful. 词汇/句式升级 (4)Thanks to his optimism and perseverance, he was admitted into Peking University. →It was owing to his optimism and perseverance that he was admitted into Peking University.(强调句) 要点归纳 (1)owe sb sth＝owe sth to sb 欠某人某物 owe...to... 把……归功于…… owe it to