Question

The notice says _________ you are, you must show your tickets to enter the exhibition.

A．whoever

B．who

C．however

D．Whom

Answer 1

A

试题分析：句意：公告上说不管你是谁，你必须出示门票方可进入展览厅。whoever泛指，不论你是谁，who 特指谁，指代人做主语或宾语；whom指代人宾格，根据句意强调说“无论是谁”符合题意。所以选A。
考点:考查从句的连接词和日常交际用语的用法。