高一數(shù)學(xué)輔導(dǎo)同步課
主講老師:黃穎 、馮海君、王老師、王晨等
特色服務(wù):互動(dòng)封閉仿真課堂啟發(fā)式教學(xué)方式智能錯(cuò)題本在線答疑
免費(fèi)試聽
互動(dòng)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(dòng)問答 4、封閉課堂啟發(fā)式教學(xué)方式
隨堂測試、知識(shí)梳理、易錯(cuò)點(diǎn)揭示、總結(jié)啟迪智能錯(cuò)題本
聽課中的錯(cuò)題能自動(dòng)加入錯(cuò)題本,課后可方便復(fù)習(xí)及導(dǎo)出錯(cuò)題本升級(jí)服務(wù)
在線答疑、課后同類題練習(xí)、講義下載、短信提醒6. take off, take down, take in, take on, take up
(1) take off
?、?(飛機(jī))起飛 A helicopter is able to take off and land straight up or down.
?、?脫下(衣裳等);取下 He took off his wet shoes. / Who took the knob off the door?
?、?休假;請(qǐng)假;歇工 When his wife was sick he took off from work.
?、?(指觀念、產(chǎn)品) 大受歡迎;(事業(yè))突然發(fā)達(dá),成功The new type of cell phones has really taken off. / His business began to take off when he was in his forties.
(2) take down
① 拿下來;取下來 He reached up to the third shelf of the bookcase and took down a dictionary.
?、?記下來 He read out the names and his secretary took them down.