单项选择题
A．a place for boys to play games B．a group of young people C．a school bus for children to and from school D．the teacher's office
A．she had known it B．the other boys would tell her C．he didn't want to be in trouble D．his mother didn't want him to say it
A．American people like sitting with people they don't know. B．Hostess always seat a small group at a large table. C．American people never sit with people they don't know. D．American people would not light a cigarette if the people who sit at the same table mind their smokin