people were killed or injured reached more than 400,000
A. The number of ,who
B. A great number of, who
C. The number of, which
D. A great number of, whom
网友回答
(答案→)A. The number of ,who
B. A great number of, who
C. The number of, which
D. A great number of, whom
解析：句意，死亡和受伤的人超过了400,000人。表示……的数量，用The number of；这个句子中包含一个定语从句，且关系词在定语从句中作主语，指人，故用who 。