问题补充:
Tom took a taxi to the airport, only his plane high up in the sky.
A. finding
B. to find
C. being found
D. to have found
答案:
A. finding
(答案→)B. to find
C. being found
D. to have found
解析:本题考查非谓语动词。句意为:汤姆乘的士赶到机场,结果只发现他要乘坐的飞机已经飞入高空了。此处only后接动词不定式to do表示意想不到的结果。故选B。