问题补充:
Last year the number of death increased 2% 4% the year before.
A. to, comparing to
B. by, comparing with
C. to, compared with
D. by, compared to
答案:
A. to, comparing to
B. by, comparing with
C. to, compared with
(答案→)D. by, compared to
解析:考查介词和过去分词做状语,第一空是by,increase to增加到,increase by增加了,第二空是过去分词做状语因为4%是被和2%比较,句意:和前年的4%比较,去年死亡的数量已经增加了2%。选D。