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11. The computer can c__________ complex engineering problems.
12. He decided to go on a u____________ travel. 13. The coat is d__________ for you.
Unit3
1. In my opinion 2. intelligence 3. deal with 4. After all
5.common 6. with the help of 7. In a way
1. technology 2. advantage 3. calculate 4. material 5. personally
6. disadvantage/s 7. Revolution 8. disagreed 9. technological
10. created 11. calculate 12. universial 13. designed
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