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12.Which flight will the woman take to Chicago at last ?
A.The 8:30 flight .B.The 9:45 flight .C.The 11:15 flight .
13.Why was the woman going to Chicago ?
A.To spend the weekend with her brother .
B.To find a good job .
C.To get a ticket for the flight .
14.Where does the conversation most probable take place ?
A.In a station .B.In a post office .C.At the airport .
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