森林病虫害防治实行（）的责任制度。
参考答案：谁经营、谁防治
Each girl present at the party was wearing a flower in the hair, which____ their beauty. [ ]
A. added to
B. added up to
C. added up
D. adding to
老年患者，前臂外伤25小时余来诊。查：体温37.9℃，前臂畸形，反常活动，创口流血，腕、手活动自如，应考虑（）
A.桡神经损伤
B.尺神经损伤
C.开放性骨折
D.正中神经损伤
E.前臂肌腱损伤
