My Family Tree

My name is Bill. I’m from England. I am a worker. My wife(妻子), Ann, is a teacher. We have two kids. A son and a daughter. Jim is our son. Sally is our daughter. They are students. My father’s name is Robby. My mother’s name is Diana. They are old. I have a brother. His name is Robert. He is a worker, too. My wife’s father is Sam. Her mother’s name is Rose. Her sister is Lily. She is a teacher, too.

围生期（围产期）国内采用的定义是指（）

A.胎龄满27周至出生后7足天

B.胎龄满27周至出生后15足天

C.胎龄满28周至出生后7足天

D.胎龄满28周至出生后15足天

E.胎龄满29周至出生后15足天