—______ a week do you walk your dog?   —Less than three times a week.
#42350
A
How often
B
How many times
C
How long
D
How soon
推荐题目
The accident happened ______ 7p.m. ______ 9p.m.
#43103
A
from; to
B
both; and
C
between; and
D
either; or
 He was very ill, but now he is out of danger. 
#37018
A
dangerous
B
safe
C
safely
D
in danger
Liu Ying is good at singing. She sings ________ the famous singer.
#39425
A
as well as
B
as good as
C
as better as
D
as the best as