“建设中国特色社会主义”这一科学命题最先是由( )提出的。
A.毛 * * B.周恩来 C.邓 * * D.江 * *
参考答案:C
关于如图所示装置,下列叙述中正确的是( )
A.铜是负极,锌片上有气泡产生
B.锌片逐渐减轻,铜片逐渐增重
C.电流从锌片经导线流向铜片
D.氢离子在铜片表面得电子被还原
I am sure ______ they have done for the mankind will always be remembered by the world.[ ]
A. all what
B. about which
C. of that
D. that what