问题补充：
People in the southwest of China are in great need of this year because it hasn’t rained for a long time there.
A. food
B. water
C. drinks
D. vegetables
答案：
A. food
(答案→)B. water
C. drinks
D. vegetables
解析：根据后文内容because it hasn’t rained for a long time there.可知答案为B
