---        do you take exercise?--- Twice a week.
#36032
A
How many
B
How much
C
How often
D
How long
推荐题目
 He could play the violin when he was five. 
#37023
A
at the age of five
B
five years later
C
for five years
D
five years age
Playing ping-pong sounds_______but I can’t play it ________.
#42319
A
good; good
B
well; good
C
well; well
D
good; well
Don’t worry.We still have    time.
#40066
A
few
B
a few
C
little
D
a little