We often begin our class ________ a song.[ ]
A. in
B. at
C. with
D. on
答案：C
The nurse is teaching a client and his family about dietary practices related to Parkinson’s disease. A priority for the nurse to address is risk of
A. fluid overload and drooling.B. aspiration and anorexia.C. choking and diarrhea.D. dysphagia and constipation.
硬盘（）
A.存储器
B.运算器
C.控制器
D.输出设备
E.输入设备
