二、听对话，选择最佳答案。（每小题1分，共5分）
（ ）6. How often does Ken drink mi lk?
A. Once a day B. Twice a day C. Three times a day
( ) 7. Why can’t she watch the volleyball game?
A. Because she has to wash clothes.
B. Because she has to study for a test.
C. Because she has to visit her uncle.
