五、单项填空
(   )1.--_____do you read English books?
         --I love reading , so I read English books about twice a week.
         A. How often       B. How long        C. How many
(    ) 2.-- I have a toothache. -- You can go to the______.
         A. theatre         B.dentist          C.supermarket 
(    ) 3.-- Where are you going on holiday? --I ____ my parents in Hong Kong.
         A.visit            B.am visiting      C.visiting