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 disagree. 对不起，我不同意。实战演练
I.请根据各句上下文的意义，选择正确的单词填入空白处。
1. Failing in the examination again u__________ her a lot.
2. Many middle school students i__________ Chinese.
3. Many people enjoy watching a s__________ of TV plays.
4. My father s__________ from high blood pressure.
5. Three a__________ to four is seven.
6. I’m rather c__________ about my brother’s health.
7. The tourist carried a p__________ on his back.
8. The children played o__________ until it started to rain.
9. We c__________ the old lady down.
10. We d__________ with them on the point.
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