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76. What is the best title for the passage? (Please answer within 10 words.)
77. Which sentence in the passage can be replaced by the following?
These beautiful lakes make Jiuzhaigou a fantastic place.
78. Translate the underlined sentence in the passage into Chinese.
79. How was the Jiuzhaigou Valley discovered?
80. What does the name Jiuzhaigou mean?
76. The JiuzhaigouValley
77. It is these beautiful lakes that make Jiuzhaigou a fantastic place.
78. 当人们到这里拯救大熊猫的时候，九寨沟的美景使他们感到震惊。
79. Jiuzhaigou was discovered because of a panda rescue program.
80. The name Jiuzhaigou means Nine Village Valley.
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