互动封闭仿真课堂1、智能交互 2、电子板书式视频教学 3、5分钟一次互动问答 4、封闭课堂
84.Jane didn't follow our advice that she ___ more attention to her pronunciation.
A.be paid B.must pay C.pay D.would pay
85.Scientist will have to ____new methods to increase the world's food supply.
A.come about B.come up with C.come up D.come out
86.-Tom, why are you late again?
- Sorry, manager. My car ____ on my way to the office.
A.broke down B.broke up C.broke out D.broke into
87.You may do ____ you want on condition that you stay in the room .
A.whatever B.which C.that D.all what
88.You've just missed your ____, and you will have to wait for the next round.
A.chance B.part C.time D.turn