A:NH4+、Na+、SO42-、Cl-
B:Ba2+、K+、Fe3+、I-
C:Ba2+、K+、Cl-、NO3-
D:Na+、Ca2+、Cl-、HCO3-
泌尿系统中能暂时储存尿液的结构是( )
因受继母虐待致严重脑出血,2011年12月28日住进珠江医院儿童重症监护病房的小宇昏迷不醒,随时都有生命危害。父母如果不对子女尽抚养义务,甚至虐待子女,要( )
____My mum doesn't go to work on Sundays .
____She goes swimming on Sundays .
____I go to school on Mondays.
____Do you go to work on Mondays .
____Does Sam play football on Saturdays .
Great changes have been taken place in my hometown since 2013. ____