My bike is Lucy's.
A:as better as
B:as good as
C:as well as
D:as best as
二战期间,中国曾两次和英美共同发表宣言或公告,这说明( )
根据所听到的内容选择正确答案( )
根据下列微粒的结构示意图,其中属于阳离子的是( )