At the opening ceremony the chairman a speech to welcome the guests from more than twen

问题补充：

At the opening ceremony, the chairman a speech to welcome the guests from more than twenty centuries.

A. delivered

B. spoke

C. said

D. stated

答案：

(答案→)A. delivered

B. spoke

C. said

D. stated

解析：考查动词辨析。句意“在开幕式上，主席发表了一个演讲，来欢迎来自20多个国家的来宾。”A“发表，表达，运输”；B“说”语言；C“说”的内容；D“陈述，声明”。故选A。