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、短信提醒特殊疑问句的强凋句：
Who is it that will visit our class?
Where is it that he has gone?
When was it that she went?
not … until … 用于强调句：
It was not until then that I realized I was wrong.
[牛刀小试3]
1. -- I would never ever come to this restaurant again. The food is terrible! -- ____. (2004广西)
A. Nor am I B. Neither would I
C. Same with me D. So do I
2. We can't imagine ____ little mice can eat up ____ many crops every year.
A. so; so B. such; so C. such; such D. so; so
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