A:已经成年故意放火的李某
B:参与了抢劫的15周岁的张某
C:不满14周岁的犯罪儿童
D:故意重伤他人的16周岁的王某
元素在自然界有35Cl和37Cl两种同位素,在以下关于计算式34.969x75.77%+36.966x24.23%=35.453说法中正确的是:( )
Mrs Green are very grateful to the neighbour _____ helped her child out of the fire.