Since Jonas Salk came up with his polio vaccine, infantile paralysis has virtually
来源 :焚题库 2022-03-03
中单选题Since Jonas Salk came up with his polio vaccine, infantile paralysis has virtually.
A.survived from
B. eliminated
C. discovered
D. elevated
参考答案：C
答案解析：这句话的意思是：自从乔纳斯索尔克发明脊髓灰质炎疫苗以来，小儿麻痹症实际上己经从美国消失了。画线短语come up with意为“想出、提出、提供”；discover意为“（首次）发现、发觉、找到”；survive from意为“存活下来”；eliminate意为“清除、根除”；elevate意为“提高、举起”。根据题意，答案为C。
