下列式子中,真实表示物质分子组成的是 ( )
A.H2O
B.NH4Cl
C.SiO2
D.C
答案:A
柜员应提示客户在密码重置后第一次登陆网银时,必须修改网银密码。()
In its short history, the art of motion pictures has frequently undergone change that seemed fundamental, () the introduction of sound.
A. such as which resulting from
B. such as that what results from
C. such as that resulting from
D. such as which results from