Mr. Han has a son and he is happy.
A:3 year old
B:3-year-old
C:3-years old
D:3 years old
— If I work hard at my lessons from now on. Can I do well in them?
— Sure. .
在边长为1的正方形网格中标有A、B、C、D、E、F六个格点,根据图中标示的各点位置,与△ABC全等的是( )
Don't . I won't sit on you. ( )