波吉背
few weeks ago you are boogie boarding with the kids, now those kids are back in school, which means parents are busy helping with homework and after school activities.───几周前你还在和孩子们一起冲浪，现在孩子们回到学校了，这意味着家长要忙于帮助孩子完成家庭作业和课外活动了。
boogie board───冲浪板
to give back───回馈
bounce back───反弹；迅速恢复活力
to die back───死而复生
to lie back───躺着
boogie boards───冲浪板
looking back───回首；回眸；回顾往事