题目

下列化学方程式正确的是 A．甲苯与浓硝酸反应 B．乙酸乙酯在酸性条件下水解       C．乙醛与新制氢氧化铜反应 D．苯酚钠溶液中通入少量二氧化碳 答案：CMy teacher praised me for _____ progress I’d made, which was ____ great encouragement to me. A. a; the                                       B. /; a                                   C. the; a                                         D. /; /