https://online2.tingclass.net/lesson/shi0529/0008/8490/109.mp3
https://image.tingclass.net/statics/js/2012
19. At the tide ____ from the shore, we are able to look for shells.
A. preceded B. proceeded C. acceded D. receded
precede 在…之前，领先于，优先
recede 撤退
concede 妥协，让步
concession 让步
compromise 妥协，让步
