—How often do you clean your classroom?  —_________.
#39122
A
Last week
B
In the afternoon
C
For ten minutes
D
Every day
推荐题目
________ is the population of the city?
#37937
A
How many
B
What
C
How many people
D
How much
–Are they ______books? --No, they aren't. They're ______ books. 
#52967
A
you; they
B
your; he
C
your; her
D
your; she