冲裁件的工艺要求包括（）
A.形状结构
B.尺寸大小
C.尺寸公差
D.尺寸基准
参考答案：A, B, C, D
小题1:Peter doesn’t like eating vegetables, he has an _______( health) lifestyle.
小题2:In many _______ ( west) countries, people love Chinese food, too.
小题3:Mozart was a famous _____. (piano)
小题4:Several ______ (foreign) visited our school yesterday.
小题5: We are very ______ (excite) at the news.
在儿童青少年意外伤害的预防控制中，下列哪种措施属于主动干预的内容（）。
A.伤害发生后紧急处置
B.对家长和儿童进行安全教育
C.汽车配安全气囊
D.禁止酒后驾驶
E.骑车戴头盔
