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The news of her mother’s death is a horrible shock to her.
16.lonely adj.---feeling sad because you are alone or have no close friends
cf. alone 寂寞的，孤独的
e.g. Though he lives alone, he doesn’t feel lonely.
17.release v.--- set free; allow sb. to go 释放 release sb. from …
release a man from prison
release a bomb
v. allow (news) to be known 发布新闻
allow (a film) to be exhibited or (goods) to be placed on sale
recently released films/ discs
18.magically adv.---in a strange way which we cannot explain 神奇地
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