《2025年情景导学高中英语必修第二册外研版》

3 Reduce waste by choosing reusable products… 通过选择可多次使用的产品来减少浪费……
读句入境
Planting trees can help reduce the greenhouse effect because trees absorb the carbon dioxide in the air. 种树可以帮助减少温室效应,因为树吸收空气中的二氧化碳。
The number of staff has been reduced by half. 员工人数已减少一半。
The LED bulb was reduced to £15 in the sales. 在大减价期间,这款 LED 灯泡减价到 15 英镑。
The new bridge should reduce travelling time from 50 minutes to 15 minutes. 这座新桥应该能将行程从 50 分钟缩减到 15 分钟。
归纳小结
①reduce v. 减少,降低
②reduce… by… 将……减少/降低……
③reduce… (from…) to… 将……(从……)减少到/降低到……
高考链接
单句语法填空
The number of cities producing CO beyond the standard has been reduced from 40 to 9.

答案： ①reduce ②by ③to; to

4 A polite interruption is usually framed as a request for permission to interrupt someone… 礼貌性的打断通常是以请求允许打断别人的方式提出的……
读句入境
Tommy asked (for) permission to give a lecture. 汤米询问是否能让他做演讲。
We'll need to get permission to film in the museum. 我们在博物馆内拍摄是要得到许可的。
No official permission has been given for the event to take place. 这项活动未得到正式批准,不能进行。
They have permission to engage in the conversation. 他们获得参与此次谈话的许可。
You are not to leave your station without permission. 未经允许,不得离开岗位。
After discussions,the city was permitted to establish the nature reserve. 经过讨论,这个城市被允许建立自然保护区。
归纳小结
①permission n. 允许,许可
②ask (for) permission 请求许可
③get permission 获得许可
④given permission 批准,许可
⑤have permission todo sth 获得许可做某事
⑥without permission 未经允许,未经许可
⑦permit v. 允许,准许,许可→permit sb todo sth 允许某人做某事
高考链接
单句语法填空
①She had asked the government for permission (permit) to move the books to a safe place,but they refused.
②Eudora is nine years old and has my permission to read (read) any book she wants from the shelves.
③The government has already permitted the company to use (use) special materials to make it easier for the vehicle to fly.

答案： ①permission ②permission ③get ④give ⑤to do ⑥without ⑦permit; to do; ①permission ②to read ③to use