______hours do you exercise every week ?  Nine hours.
#56316
A
How many
B
How often
C
How much
D
How long
推荐题目
 I enjoy the popular dance “hip-hop” ,but _____ my father ____  my mother likes it. 
#57455
A
both ;and
B
ont only; but also
C
either ;or
D
neither ;nor
Nothing can be done _______  he returns.
#56142
A
as
B
before
C
while
D
until
 —Can you guess if they ________tomorrow? —They will come if they ________free, I think.
#56039
A
come; will be
B
will come; will be
C
come; are
D
will come; are