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( )8. That tree, __________ branches are almost bare, is very old.
A. whose B. of which C. in which D. on which
( )9. I have bought the same dress __________ she is wearing.
A. as B. that C. which D. what
( )10. We’re talking about the piano and the pianist ___ were in the concert we attended last night. A. which B. whom C. who D. that
( )11. Anyone __________ this opinion may speak out.
A. that againsts B. that against C. who is against D. who are against
( )12. Didn’t you see the man __________?
A. I nodded just now B. whom I nodded just now
C. I nodded to him just now D. I nodded to just now
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