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、短信提醒替换短语:in any case:无论如何
The package will be delivered to you in two days in any case.包裹无论如何会在两天寄给你。
4. at the expense of:以……为代价
He earned himself admiration at the expense of his life.他以生命为代价换来了人们的钦佩。
替换短语:at the cost of:以……为代价
He earned himself admiration at the cost of his life.他以生命为代价换来了人们的钦佩。
5. at the peak of:在……的巅峰
He resigned his position at he peak of his career.他在事业的巅峰时期引退了。