Higher education has been able to duck this issue for years, particularly the more selective schools, by saying the responsibility is on the individual student," says Pennington of the Gates Foundation.

出自-2011年6月阅读原文

I quickly lower myself, ducking my head to avoid looking directly into his eyes so he doesn't feel challenged.

2018年高考英语全国卷3 语法填空 原文

Sometimes he wore a duck hat, and I would tell myself, he was definitely an fan of dr.

2015年高考英语江苏卷 完形填空 原文