Of the teenagers who participated in the survey, 49% said that libraries are where they get most of their books.
出自-2013年6月听力原文
She decided to start an after school program where children participated in STEM-based competitions.
2017年12月四级真题（第二套）阅读 Section A
A lot of contestants participated in the show
出自-2014年6月听力原文
After six months, the employees who participated in ROWE reported reduced work-family conflict and a better sense of control of their time, and they were getting a full hour of extra sleep each night.
2016年12月六级真题（第一套）阅读 Section B
In the past, the young have eagerly participated in national service and civic affairs, often with lots of energy and idealism.
2016年6月六级真题（第一套）阅读 Section B
Of families earning more than $75,000 a year, 84% say their children have participated in organized sports over the past year, 64% have done volunteer work and 62% have taken lessons in music, dance or art.
2017年6月六级真题（第二套）阅读 Section B
In contrast, only five of the 30 children paired with the "unreliable" tester participated in a follow-up activity.
2018年考研真题（英语一）完形填空 Section Ⅰ
Many of the most celebrated national figures have participated in historical events that have taken place within the EEOB's granite walls.
2018年考研真题（英语一）阅读理解 Section Ⅱ