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( )51. Sydney Tower is _____ in Sydney, Australia.
A. the busiest street B. the biggest station C. the highest point
( )52. If you want to book(预定) a ticket to Sydney Tower, you can not_____.
A. email Sydney tower @ hotmail.com
B. fax02 9333 9203
C. phone 02 9 333 9222
( )53.Frank wants to go to Sydney Tower with his two children, he will pay_____.
A. $60 B. $90 C. $120
( )54.Last Saturday, Johnson went to visit Sydney Tower. He had to get down the tower______.
A. after 11:30pm B. before 11:30pm C. at 10:30pm
( )55.The passage above is probably______.
A. a piece of news B . an ad . C. a story
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