填空题将base改成basis。

填空题将to改成(up)on。

填空题将despite与the之间的of去掉。

单项选择题A．MassachusettsB．North CarolinaC．IowaD．South Dakota

单项选择题A．They are not serious ones.B．They are committed by young people.C．They are the most common form of crimes in the area.D．The burglars generally have some record in the past.