( )Liming is in New York ______ his cousin.
A. at B. with C. for
( ) Do you want ____ swimming.
A. go B. going C. to go
( ) ______ long is the Great Wall?
A.What B. When C. How
( ) Daming is ______ America.
A.visited B. visiting C. visits
选择正确的答句。
（1）How long is the Great Wall?
（2）How old are you?
（3）Can we walk along all of the Great Wall?
（4）What is he doing?
| A．He is visiting his cousin. |
| B．I am ten years old. |
| C．It’s around forty thousand li long. |
| D．No, we can’t. |