关于铁矿石炼铁的说法中不正确的( )
A.用铁矿石炼铁的设备是高炉
B.炼铁需要的材料有铁矿石、焦炭、石灰石、热空气
C.冶炼铁时,是用焦炭还原铁矿石
D.用高炉炼出的产品是生铁
答案:C
________ of her happy childhood by the song, Grandma sang along with it in a soft voice.
A.Reminded
B.Reminding
C.Having reminded
D.Being reminding
青春期适应性心理卫生辅导涉及()。
A.性冲动
B.同性恋
C.手淫
D.性焦虑