——_________ should your robot need_________ batteries?——Every two months.
#62268
A
How soon, to be changed
B
How long, to change
C
How much, change
D
How often, to change
推荐题目
—        do you go to the Swimming Club ?   —Twice a week.
#62207
A
How often
B
How much
C
How many
D
How long
 We can’t work out the physics problem. Can you tell us ________?
#61977
A
how to do
B
what to do it
C
how to do it
D
what should to do
 -- ________ do you hear from Karen this year?    --Hardly ever.
#61992
A
How long
B
How often
C
How many
D
How much
You _______ go far if you need help with your homework.
#62238
A
don’t need
B
don’t have to
C
needn’t to
D
don’t have