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—I see.Food and cloth es should be sent to them .
A.on purpose B.at present
C.right away D.ever since
解析:选C。句意为:地震灾区的人们正在受苦受难,食物和衣服应该“立即(right away)”送给他们。on purpose故意地;at present目前;ever since从那以后。
2.After World War Ⅱ,many of the cities across western European countries .
A.lied in ruin B.lay in ruins
C.lay in ruin D.lying in ruins
解析:选B。根据句意,B为正确答案。lie作处于某种状态解时,为不规则动词,其过去式为lay;in ruins为固定搭配,意思是“成为废墟;破败不堪”。
3.(荆州质检) in the book,he didn’t hear the sound.
A.Burying B.To be buried
C.Having been buried D.Buried