A:环已烯
B:苯
C:乙烷
D:丙炔
下列各组词语中,划线字的注音有误的一项是( )
根据对话内容,选择适当的选项补全对话,使对话完整。
A. She is a doctor. B. Yes. I have one aunt.
C. Good afternoon. D. Is this your aunt?
A: ____
B: Good afternoon.
A:____
B: No, this is my mother.
A: What does she do?
B:____
A: Do you have any aunts?
B:____ She is a nurse.
温度、热量和内能三个物理量遇到了一起,下列关于它们的说法正确的是( )