--- ________ do you help your mother clean the house? --- Once a week.
#47256
A
How far
B
How long
C
How soon
D
How often
推荐题目
She lives _______, but she doesn’t feel _______.
#46004
A
alone; lonely
B
alone; alone
C
lonely; lonely
D
lonely; alone
The first story is _______ than the second one.
#45607
A
difficult
B
much difficult
C
more difficult
D
difficulter
I am _______________than my mother, so I am very happy. 
#47621
A
tall
B
taller
C
tallest
D
the tallest