Although many of the houses in the small town ______ still in need of repair, there _____ lots of improvement in their appearance.

A．are, has been

B．is, have been

C．is, are

D．are, was

某急性再生障碍性贫血患者，突然出现头痛、头晕、视物模糊、呕吐，疑为颅内出血。此时首要的处理措施是

A．头部置冰袋
B．低流量吸氧
C．头低脚高位
D．保持口腔清洁
E．鼻饲流质饮食