词形变换。
从下面方框中选出适当的单词并用其正确形式完成下列句子，使句子完整、正确。每词限用一次，每空一词。

A. health    B. watch      C.listen      D.do         E.  play F. be       G. good      H. he        I. tomato     J. America

 
This is Mr. Smith . __________ son is Tony.
There __________ a ruler and two pencils in the pencil-case.
Mike doesn’t like __________  football, but he likes swimming.
Don’t worry, I can do it __________.
Eat well and try to stay __________.
Uncle John is an       , he is nice to us.
Li Lei often      TV on Sundays..
---       the girl come from China? ---I don’t know.
My sisters        to music every Sunday.
Sandy likes eating___________ with eggs, but I don’t like them.来