71. at all, after all　

at all 根本，全然；
after all 到底，毕竟，例：After all he is a child.

72. tall, high　

tall 常指人或动物，例：He is tall.
high 常指物体。

73. fast, quickly　

fast 侧重于指人或物体具有运动速度快的特点，例：run fast
quickly 侧重指某事完成或发生的快，例：answer the question quickly

74. high, highly　

high 具体的高；
highly 抽象的高，高度的，例：think highly of

75. healthy, healthful　

healthy 健康的，健壮的；
healthful 有益于健康的，例：healthful exercise