We trust you; only you can ____ him to stop smoking.

I watched the plane go higher and higher until I lost _____ of it．

Your________as a student will be excellent if you develop a habit of reflecting on how you learn.                                                                (2012·浙江，7)

(2013·成都第二次诊断)As the road to the airport is under reconstruction, we'd better ________ early to avoid the traffic jam.

He injured his leg and______ he could not play in the game.