题目
21. The competition from experienced staff members,some of whom are higher in rank,_____ to my disadvantage.A. worksB. workingC. workD. to work
21. The competition from experienced staff members,some of whom are higher in rank,_____ to my disadvantage.
A. works
B. working
C. work
D. to work
题目解答
答案
A. works
解析
步骤 1:分析句子结构
句子的主语是 "The competition from experienced staff members",其中 "some of whom are higher in rank" 是一个非限制性定语从句,修饰 "experienced staff members"。因此,主语是单数形式,谓语动词也应为单数形式。
步骤 2:确定谓语动词
根据句子的主语 "The competition",谓语动词应为单数形式。选项中只有 "works" 是单数形式,符合语法要求。
步骤 3:验证选项
选项 A "works" 是单数形式,符合主语 "The competition" 的单数形式。其他选项 B "working"、C "work" 和 D "to work" 都不符合语法要求。
句子的主语是 "The competition from experienced staff members",其中 "some of whom are higher in rank" 是一个非限制性定语从句,修饰 "experienced staff members"。因此,主语是单数形式,谓语动词也应为单数形式。
步骤 2:确定谓语动词
根据句子的主语 "The competition",谓语动词应为单数形式。选项中只有 "works" 是单数形式,符合语法要求。
步骤 3:验证选项
选项 A "works" 是单数形式,符合主语 "The competition" 的单数形式。其他选项 B "working"、C "work" 和 D "to work" 都不符合语法要求。