Question

Your group’s task is _______ the cost to go there by plane.
A. find           B. found        C.  to find out

Answer 1

C

试题分析： 本题中to find out不定式形式在句中作表语。find out找到，发现。句意为：你们组的任务是乘坐飞机到达那里。故选C。