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① I don‘t ______ what others think
② She doesn‘t ______ skating 。
③ I wonder whether they will ______ us all to go there
④ The captain ______ the safety of the crew。
11 用 cost spend pay take 填空
①It ______ us two hours to finish the work。
② Tom ______a lot of money on books。
③ The new bicycle ______ him 100 dollars
④ Mary ______ 200 dollars for the evening dress
⑤ I‘m ______much more time in listening now
⑥ The money I ______ for the service added up to1000dollars every year 。
⑦ It will ______ you 5dollars to fly to London
⑧ The car ______all his savings
⑨ The man got what he wanted ，which is at a ______of his own life and his family‘s happiness。
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