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【考例】(NMET 1992)In the dark street,there wasn't a single person ____ she could turn for help.
A. that B. who C. from whom D. to whom
[考查目标]定语从句。
[答案与解析]D “turn to sb for help”为固定短语,意思是“向某人求助”,所以选to whom。
【考例】 (2003上海春招) Unless ___to speak,you should remain silent at the conference.
A. invited B. inviting
C. being invited D. having invited
[考查目标]状语从句的省略现象。
[答案与解析]A unless为连词,后面省略了you are,所以选invited。