What happened?
____ hit an old man.
Where did the accident happen?
On ____
Who sent the man to the hospital?
____
Is the traffic busy now?
What's the suggestion of the reporter?
To go____.
下列动物中,学习能力最强的是( )
如图,在数轴上表示1、3的对应点分别是A、B, 点B关于点A的对称点C,则点C所表示的数是 ( )