互动封闭仿真课堂
1、智能交互 2、电子板书式视频教学 3、在线互动问答 4、封闭课堂启发式教学方式
随堂测试、知识梳理、易错点揭示、总结启迪智能错题本
听课中的错题能自动加入错题本,课后可方便复习及导出错题本升级服务
在线答疑、课后同类题练习、讲义下载、短信提醒3. fight against/with: struggle against sb/sth using physical force, in a war, battle, etc eg. He fought against the enemy in the war. England fought with Germany in the war of 1914—1918.
4. worry about: make sb anxious eg. She worried about her missing son. I worried about the result of the exam.
5. out of work: not having a paid job eg. She has been out of work for a year. He needs his family’s support because is out of work.
6.as a matter of fact: in fact eg. As a matter of fact, I don’t know the truth. He doesn’t mind at all. As a matter of fact he’s pleased. 7.blow up a) explode eg. The bomb blew up. b) lose one’s temper I’m sorry I blew up at you.