当汽包压力突然下降时，饱和温度降低，使汽水混合物体积膨胀，水位很快上升，形成虚假水位。
参考答案：对
按分散系统分类属于胶体溶液型液体药剂的是（）
A.颗粒剂
B.软膏剂
C.注射剂
D.吸入剂
E.溶胶
根据所给汉语提示完成句子
1. My friend _________ _________(生气)with me, because I didn't wait for him.
2. I thought I _________ _________ _________(考试不及格), but I passed in the end.
3. She is very friendly and _________ _________ _________(相处融洽)with her classmates.
4. _________ _________(史密斯一家)are going to the movies tonight.
5. There was _________ _________(没有什么新闻)in today's newspaper.
