---          a month do you do voluntary work ? ---Twice a month. 
#59864
A
How long
B
How many times
C
How much
D
How often
推荐题目
---___________ English classes do you have every week? --- Five.
#60215
A
How often
B
How long
C
How much
D
How many
— ﹍﹍is the best football player in your city?—Jerry.
#65515
A
Do you think who
B
Do you think whom
C
Who do you think
D
Whom do you think
Brian told you that there wasn’t anyone in the room at that time, ___________?
#65056
A
was there
B
wasn’t there
C
didn’t he
D
did he