注射剂的渗透压可用以下哪种物质调节（）。
A、氯化钾
B、葡萄糖
C、有机酸
D、硼酸和硼砂
E、磷酸盐缓冲液
参考答案：B
The Smiths are considering _____ to New England because they _____ the cold weather there. [ ]
A. not moving; didn't use to
B. not moving; aren't used to
C. not to move; didn't use to
D. not to move; aren't used to
离子间的颉颃作用
