社会主义经济制度的基础是()。
A．全民所有制
B．多种所有制
C．生产资料的社会主义公有制
D．以公有制为主体的多种所有制
参考答案：C
When _______cruel man was hurting the children, there were no adults around who were able to stop______hurting.
A．the, the
B．the, 不填
C．a,不填
D．a, a
（）固溶体只能形成有限固溶体
