问题
选择题
The greatest pleasure I know is to do a good action quietly, and to have it _____ by accident.
A．find out
B．finding out
C．found out
D．be found out
答案
C
题目分析：考查动词时态与语态。句意 就我所知,最大的乐事是悄悄地做好事,不为人知也行,偶为人知也行。Have sth done ，让某事被做。Have it found out by accident.让这件事偶然的被发现。所以选C项。
考点 : 考查动词时态与语态