属于顺应的适应性行为有

A．5岁小孩子醒来后，没看到妈妈就开始哭

B．生重病时拒绝休息，坚持工作

C．听到邻居得癌症，自己害怕而不再去医院看病

D．反复询问医护人员自己是否得病

E．根据医嘱，按时服药

It’s quite normal to___ ten percent of the cost of a building for a period of six months or so, in case faults are found in it.

A．keep up

B． keep away

C．keep off

D．keep back