A:一定串联
B:一定并联
C:不可能并联
D:串、并联都可能
下列图形中,既是中心对称图形,又是轴对称图形的是( )
A. Is the man your father? B. No, I don't.
C. What are you going to be one day? D. What does he do?
E. Who's the man? F. Where does he work?
G. Does your father work in a car factory?
A:Hello. ____
B:Yes, he is my father.
A:____
B:He is an engineer.
B:He works in a car company. He likesdrawing pictures.
A:Do you like drawing pictures?
B:____ I like singing.
B:I'm going to be a singer one day.