问题:
[不定项选择题]
第一篇UlcersEven though ulcers appear to run in families,lifestyle plays more of a role than genetic (基因的)factors in causing the illness, according to a report in the April 13th issue of Journal of Inter
A、unknown factors.
B、economic factors.
C、environmental factors.
D、genetic factors.
试题来源参考:河南成人高考题库,青书学堂学习平台,专升本层次,医学检验技术专业,第1学期,大学英语1题库,函授题库