高中數(shù)學(xué)視頻同步課程
主講老師:紀(jì)老師、周沛耕、毛允魁等
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
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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(cè)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20.Which do you enjoy ______ your weekends ,fishing or watching TV?
A. spending B. to spend C. for spending D. spend
21. A modern city has been set up in ______ was a wasteland a few years ago.
A. which B. what C. that D. where
22. Every possible means _____ to work out the problem, but it is too difficult for us.
A. is used B. are used
C. has been used D. have been used