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That’s true. And our body contains a lot of water, in blood etc.真是這樣,還有,我們身體的血液等許多地方也含有大量的水分。
Of course. In rainfall, it helps all the plants and flowers to grow.當然。雨水有助于植物和花兒的生長。
And food, imagine what foods we would be left with without water?還有食物。想一想,如果沒有了水,我們還有什么東西可吃?
It doesn’t bear thinking about, does it?根本無法想像對嗎?
We wouldn’t even have paper without water, nor ink.沒有水,我們也不可能有紙和墨水。
In fact, without water, we could hardly have life, could we?實際上,沒有了水,我們幾乎無法生存,不是嗎?