流言与谣言有以下几个特征:()
A.其基础是不确切的信息
B.开始容易停止难
C.开始难停止容易
D.是信息的传播过程
E.是信息传播过程的产物
参考答案:A, B, D, E
---I told you she was not serious about him and now she has dumped him.
---Poor boy! It will take him a long time to get over this .
A.beat
B.strike
C.blow
D.knock
容积性泻药的作用特点是()
A.肠道难吸收
B.维持肠道等渗
C.促进肠内水分吸收
D.促进肠蠕动
E.又称盐类泻药