What does it mean when a smoke alarm rings at home?
A.you have to get up
B.Water is running to the floor
C.Something is burning
D.Someone breaks your window
正确答案是C
What does it mean when a smoke alarm rings at home?
A.you have to get up
B.Water is running to the floor
C.Something is burning
D.Someone breaks your window
正确答案是C