—          does he have music lessons?     —Twice a week.
#56111
A
How long
B
How far
C
How often
D
How much
推荐题目
I’m tidy ,  my sister is not.
#56145
A
and
B
but
C
under
D
always
 Which of the following is RIGHT? 
#55520
A
In the early 19th century, the first trains began to carry passenger.
B
Dinosaurs lived on Earth more than 60 millions years before human beings.
C
The king ordered his men to collect a bag of rice.
D
There are many tiny computers around us, and we dependent on them nearly every day.