互動封閉仿真課堂
1、智能交互 2、電子板書式視頻教學(xué) 3、在線互動問答 4、封閉課堂啟發(fā)式教學(xué)方式
隨堂測試、知識梳理、易錯點揭示、總結(jié)啟迪智能錯題本
聽課中的錯題能自動加入錯題本,課后可方便復(fù)習(xí)及導(dǎo)出錯題本升級服務(wù)
在線答疑、課后同類題練習(xí)、講義下載、短信提醒19. promise 1) n. a) [C] a statement that you certainly will or will not do sth. b) [U] signs or hope of success or improvement 2) v. to state that you will certainly do sth.
Give me your promise that you'll never be late again.
The young man shows promise as a poet.
He promised to help us.
Useful expressions 1.take part in Are you going to take part in the first experiment?
I don’t want to take part in this kind of activity.
He took part in the football game yesterday.
2.a set of