从这里到车站步行足足有半小时。

It's ___a ___good half an hour's walk to the station from here.

艺术和社会科学领域也有足足21%的毕业生继续深造。

The Arts and Social science field also has ___a ___good 21% of graduates in further study.

修理工作花了足足三个小时才完成。

The repair work took ___a ___good three hours to complete.