题干
— girl is your sister?
— The one a red skirt.
A：Who; dress
B：What; wear
C：Who's; with
D：Which; in
答案(点此获取答案解析）
D
— girl is your sister?
— The one a red skirt.
A：Who; dress
B：What; wear
C：Who's; with
D：Which; in
化学命名委员会在1989年作出决定，把长式周期表原先的主、副族及族号取消，从左到右改为第 1～18列，第ⅠA族为第1列，稀有气体元素为第18列。按这个规定，下列说法不正确的是