71.Put through:接通电话
72.Reach the bottom of the barrel: use up/run out of
73.Resign one’s post:/quit;辞职
74.Ring a bell:听起来很熟
75.Run off/copy
76.Sign up for/join in/register
77.Sneak up on sb.头头接近,靠近
78.Take …for granted:相当然地认为
79.Take one’s time;从容不迫
80.Take one’s word:。/believe in sb./trust sb.