互動封閉仿真課堂
1、智能交互 2、電子板書式視頻教學 3、在線互動問答 4、封閉課堂啟發(fā)式教學方式
隨堂測試、知識梳理、易錯點揭示、總結啟迪智能錯題本
聽課中的錯題能自動加入錯題本,課后可方便復習及導出錯題本升級服務
在線答疑、課后同類題練習、講義下載、短信提醒90.Many old customs are gradually ____.
A.died out B.dying out C.died away D.dying of
91.The tiger, a once ____ animal to humans, is now ____ of disappearing on the earth.
A.dangerous, danger B.dangerous, in danger
C.in danger, in danger D.danger, in danger
92.What he said ____ a big difference to the way of my thinking. ____, his words have a great effect on me.
A.makes, What is B.does; that is C.makes; That is D.makes; Which is