My little sister has been ____the piano since 1998．

A．practice          B． practicing            C． to practice           D． practiced

I        in this city since I        five.

1. A.
   have lived ; was
2. B.
   live ; was
3. C.
   have lived ; have been
4. D.
   live ; have been

–             has he lived in Canada? --Since 1998.

A. How soon   B. How far    C. How long   D. How often

 Mr. Su _____ in Zhuyuan Middle School since 1998. He regards it his second home.

A. lives           B. lived           C. has lived      D. will live