—________is a boat ticket for children?—How old is your child? It’s free for kids under three years old.
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A
How long
B
How much
C
How often
D
How soon
推荐题目
I knocked on the door but ________ answered.
#36135
A
somebody
B
anybody
C
nobody
D
everybody
 —Your sweater looks nice. Is it       wool?—Yes, it is.
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A
made of
B
made in
C
made for
D
made from
The Smiths are having dinner at home at the moment.
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A
Mr. Smith
B
Mrs. Smith
C
The Smith family
D
Mr. Smith and his son