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Ⅰ. 从方框里选择合适的句子填空，完成对话。 (有两个为多余选项)
A. I’ll try to be like a gentleman.
B. Take it easy.
C. Thanks for your advice.
D. But you need to mind your manners.
E. What do you mean by that?
F. How can it be true?
G. I can’t help feeling a bit nervous.
Andy: Mum, we’re going to have dinner with about 15 relatives, right? (1) It’s the first time for me to have a dinner with so many relatives, you know.
Mum: (2) You’re a smart boy. I am sure everyone will like you.
Andy: Really?
Mum: Of course you’re. (3)
Andy: Yes, I know that. But what should I do?
Mum: First of all, remember that “After you is good manners.”
Andy: (4)
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