问题补充:
While large numbers of residents in this area the A/H1N1 flu, very few suffered death.
A. picked up
B. took up
C. brought up
D. caught up
答案:
(答案→)A. picked up
B. took up
C. brought up
D. caught up
解析:本题考查动词短语。句中pick up为“感染上”之意。句意:在这个地区很多居民感染上A型禽流感,但很少致死。