问题
单项选择题
The nurse is providing breast cancer education at a community facility. The American Cancer Society recommends that women get mammograms （）.
A．yearly after age 40.
B．after the birth of the first child and every 2 years thereafter.
C．after the first menstrual period and annually thereafter.
D．every 3 years between ages 20 and 40 and annually thereafter.
答案
参考答案：A
解析：
The American Cancer Society recommends a mammogram yearly for women over age 40. The other statements are incorrect. It's recommended that women between ages 20 and 40 have a professional breast examination (not a mammogram) every 3 years.