Brendan hurriedly got to the airport only the plane had taken off. A. to findB. to findi

问题补充：

Brendan hurriedly got to the airport, only the plane had taken off.

A. to find

B. to finding

C. to be finding

D. to have found

答案：

(答案→)A. to find

B. to finding

C. to be finding

D. to have found

解析：考查非谓语动词作结果状语的区别。Only后面接动词不定式表示出乎人的意料之外，且与句子主语之间是主动关系，四个选项都是不定式，B结构不正确；C 不定式的进行式表示该动作与句子谓语动词同时发生，排除；D 不定式的完成式表示该动作发生在句子谓语动词之前就发生，且该结构不作状语，排除；根据句意：布伦丹匆匆忙赶到机场，结果发现飞机已经起飞。故A正确。