Her bike is ( ) A:a bike B:the bike C:black D:black bike 选哪个?

问题描述:

Her bike is ( ) A:a bike B:the bike C:black D:black bike 选哪个?

答案:C.
be 动词+ adj (形容词)作 表语.
句意是:她的自行车是 黑色的.