Unit 13 We are trying to save the earth.知识点及练习Section A 知识点1. try v. 试图，努力，尝试 使用方法：try to do sth. 竭力做某事 try doing sth. 尝试做某事try one's best (to do sth.) = do one's best (to do sth.) 尽某人最大的努力(做某事) 短语：...

时间:2025-04-10 16:10栏目:高等教育