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( )21.How long can you __________ the book from the library?
A. borrow B. lend C. keep D. get
( )22. Tom was so tired that he fell _________on the bed and went to sleep
A. off B. down C. away D. up
( )23. ---Must I finish my homework now ? ---No, you ________
A. shouldn’t B. mustn’t C. needn’t D. can’t
( )24.You’d better ________here _________ the heavy rain
A. not to leave ; because B. not leave; because
C. not leave; because of D. not to leave; because of
( )25.---________ do you use your pocket mone y for?
--- The money _________help poor people.
A. Why; used to B. What ; is used to
C. Why; is used for D. What; use to