简述非营利组织的购买特点。
参考答案：
非营利组织的购买特点主要有限定总额、价格低廉、保证质量、受到控制、程序复杂等。
— Is that Mary?
— Right. She's nice and I like _____ very much. [ ]
A. herself
B. her
C. hers
D. she
抢救链霉素过敏性休克首选注射盐酸肾上腺素的浓度和剂量是
A．1%，0.5～1mlB．0.1%，0.5～1mlC．0.01%，0.5～1mlD．2%，0.5～1mlE．0.1%，1～1.5ml
