--- ____homework is required for a middle school student every day ?          ---About two hours .                                            
#41165
A
How much
B
How many
C
How long
D
How often
推荐题目
_____ very important to have good eating habits.
#40872
A
That’s
B
It’s
C
He’s
D
This is
There is ________ with my computer. It doesn’t work now. 
#41255
A
nothing wrong
B
something wrong
C
wrong something
D
wrong nothing
I didn’t know __________. Can you tell me?
#41111
A
who to speak to
B
who speak to
C
who to speak
D
who spoke