--________ did you write to your e-friend yesterday?
-- For more than half an hour.[ ]
A. How often
B. How much
C. How long
D. How soon
答案:C
--________ did you write to your e-friend yesterday?
-- For more than half an hour.[ ]
A. How often
B. How much
C. How long
D. How soon
答案:C