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15. with the help of = with sb's help 在…的帮助下
16. including sth. / sth. included 包括…在内
区分：include 和contain This album contains 30 maps, including three of China.
17. look out over the city 俯视这个城市
18. come true 实现 (realize one’s dream) come easy/right/loose
19. Strong, proud and united, the people of St Petersburg are the modern heroes of Russia.
形容词做伴随性状语：Cruso returned home, full of fear. The policeman put down the telephone, satisfied with a smile on his face. I went to bed, hungry.
20. over a period of 150 years 经过150 年
一站式课程咨询服务平台
