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pronounce , medicine , British , however , European , reason , explain , have some difficulty in doing……, ask…for , and so on , more or less , change…into…, come about , bring in , a great many ,等等……。
二、
Would you please say that again more slowly ?
How do you pronounce/spell… ?
I’m sorry I know only a little English .
I have some difficulty in doing sth .
I’m sorry I don’t quite follow you .
What does this word mean ?
三、
1.I have some difficulty in pronouncing some of the words in English .
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