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(1)主格人称代词要变成相应的复数主格人称代词,即I→we, you→you,she,he,it→ they。
如:She is a girl. →They are girls.
(2)am,is要变为are。如:I'm a student. →We are students.
(3)不定冠词a,an要去掉。如:He is a boy. →They are boys.
(4)普通单数名词要变为复数形式。如:It is an apple. →They are apples.
(5)指示代词this,that要变为these,those。如:This is a box. →These are boxes.