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、短信提醒动词 when 和 while 的选择:when 后加瞬间动词,while 后加延续性动词。
例句:The boy was walking down the street when the UFO landed.
=While the boy was walking down the street, the UFO landed.
感叹句
结构:(1) How adj. the 主语 谓语动词
=(2) What (a/an) [adj.] n. 主语 谓语动词
例句:What a beautiful flower [it is]!
=How beautiful the flower is!
What beautiful flowers [they are]!
=How beautiful the flowers are!