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[考例] I failed in the final examination last term and only then ______ the importance of studies.
?。ㄖ貞c2004)
A. I realized B. I had realized
C. had I realized D. did I realize
[點撥]選D。and并列的后一分句中,副詞only在句首,強調作狀語的副詞then,所以應用部分倒裝結構。then時間狀語是一般過去時的標志。
6. Fruit gives us carbohydrates, which our body and brain use for energy.(Integrating Skills)
[考點] energy意為“精力, 力氣,能量”, 通常用作不可數(shù)名詞。
[考例] To regain their _____ after an exhausting game, the players lay in the grass. (上海2002)
A. force B. energy
C. power D. health
[點撥] 選B。句意為“在一場筋疲力盡的比賽之后,為了恢復精力,選手們躺在草地上”。 force意為 “力量,武力”;power意為 “能力,力量,權力”;health意為 “健康”,均不符合題意。