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  3. The incidence of this disease has been greatly reduced thanks to our health care

The incidence of this disease has been greatly reduced thanks to our health care

游客2025-05-11  21
问题 The incidence of this disease has been greatly reduced thanks to our health care program.
选项 A、seriousness
B、frequency of occurrence
C、mortality
D、cure rate
答案 B
解析 本题中，incidence的意思是“发生(率)，影响；影响的方式[范围，程度]”。四个选项中，frequency of occurrence的意思是“发生频率”；seriousness的意思是“严肃，认真”；mortality的意思是“死亡率”；cure rate的意思是“治愈率”。只有B项符合题意。
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