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The body also needs exercise. Walking , running , swimming and playing games are all exercise. Exercise keeps the body strong. Exercise also helps the blood (血液)move around inside the body. This is very important. Our blood takes food to all parts of our body. The head also has blood. Exercise helps us think better.
( )46. If we get up early and go to bed early, we shall be healthy.
( )47. Children of young age shouldn’t have ten hours’ sleep every night.
( )48. A person needs exercise because it makes him strong.
( )49. Exercise also helps the blood (血液)move around inside the body
( )50. Exercise can’t help our head think better.