填空题 (A large collection) of contemporary photographs, (including) some taken by Mary (are) on display (at) the museum. A. A large collection B. including C. are D. at
  • 1、
【正确答案】 1、C改为is    
【答案解析】[解析] 因为主语是a large collection，应视为单数，所以谓语动词应当用is。