工业窑炉中可燃混合物的燃烧都是用点火的方法来引燃的。（）
参考答案：对
It is one thing to enjoy listening to good music, but it is ________ another to play it well yourself. [ ]
A. quite
B. very
C. rather
D. much
在戏曲的角色行当中，扮演男性人物的是（）。
A.净
B.旦
C.丑
D.生
