Bread and butter____________ for breakfast in many Chinese homes nowadays.

A. serve
B. servers
C. is served
D. are served

答案C
bread和butter指“作早餐不可缺少的食物”,应视为单数的整体概念。Serve 作及物动词,其被动结构表示“被用作”,故选C项。
【标签】主谓一致
温馨提示:答案为网友推荐,仅供参考