As a result of the serious flood, twothirds of the buildings in the area ________. [ ]

A. need repairing  

B. needs to repair

C. needs repairing  

D. need to repair

5d，女婴，足月顺产，生后无窒息，生后2～3 d出现轻度黄染，今日略加重。一般状况良好，此黄疸发生主要的原理为

A．胆红素产生过多及肠肝循环增加

B．胆红素产生过多

C．肝酶系统发育不完善

D．胆红素产量过多及肝酶系统发育不完善

E．肝酶系统发育不完善及肠肝循环增加