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33.Please all the numbers . Those numbers 10,000.
A.add to ; add up B.add up ; add up to
C.add ; add to D.add up to ; adds
34.It was about 600 years ago the first clock with a face and an hour hand was made .
A.that B.until C.before D.when
35.What you should remember is that we should always keep in an emergency .
A.still B.calm C.quiet D.silent