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(diǎn)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2. why在句中是關(guān)系副詞,引導(dǎo)定語從句,修飾先行詞reason,同時它在定語從句中作狀語,此時why = for which,但要注意:關(guān)系詞在定語從句中作主語或賓語時,要用關(guān)系代詞that或which。
【考例】Is this the reason ____ at the meeting for his carelessness in his work?
A. he explained B. what he explained
C. how he explained D. why he explained
[考查目標(biāo)]定語從句。
[答案與解析]A what,how不能引導(dǎo)定語從句,排除B、C兩項;the reason在定語從句中作explained的賓語,可填that / which,或者也可以省略。
2. Many people who saw the film were afraid to swim in the sea when they remembered the scenes in which people were eaten by the shark. 好多看過這個片子的人一想起片中鯊魚食人的場面.就不敢下海游泳了。