Although the peak travel time for Chinese railway doesn't start until Jan 19 this year, people who're eager to get a seat on the train _______ already _______ their struggles.

A．are; starting

B．has; started

C．have; started

D．are; started

健康相关生命质量的主要内容（）

A.客观体验和主观体验

B.健康状态和主观体验

C.生物－心理－社会医学模式的具体表现

D.健康状态和生命质量

E.疾病的体验和老化的体验