下列备选答案中,都是光源的是( )
A:电池和萤火虫
B:电池和烛焰
C:萤火虫和月球
D:萤火虫和烛焰
Lisa said, “The music ____ (sound) beautiful, doesn't it?”
—Help yourself to some fish.—Thanks. Oh, it tastes so ___________.