单项选择题
[听力原文] M: How can I go to the zoo W: I’m not sure. Maybe you can ask the boy over there.
A．She suggests they ask the boy. B．She is not sure where the boy is. C．She doesn’t know if there is such a boy. D．She has found the zoo.
A．Because you are very heavy. B．Because you are as heavy as on the land. C．Because you are lighter than you are on the land. D．Because you have no gravity.
A．He used to have one like that. B．He didn’t think it looked good. C．He would like to have one. D．He couldn’t drive it.