VOA慢速英语:美国前第一夫人芭芭拉·布什去世 享年92岁

commitment - n. a promise to do or give something

literacy - n. the ability to read and write

grandmother - n. the mother of your father or mother

wrinkle - n. small line or fold that appears on your skin as you grow older

ordinary - adj. not unusual, different, or special

generosity - n. the quality of being kind, understanding, and not selfish

decency - n. polite, moral and honest behavior and attitudes that show respect for other people

remarkable - adj. likely to be noticed

grit - n. mental toughness and courage

grace - n. a controlled, polite, and pleasant way of behaving