选择正确的疑问代词填空。

How old,
When,
What,
Where,
How.

1.( ) are you? Fine,thank you.

2.( ) are you from? I am from China.

3.( ) is the name of your city? It's Beijing.

4.( ) did you come to China?Last week.

5.( ) are you? I'm twelve years old.