64.有活力的energetic=dynamic=vigorous=animated
65.有趣的interesting=amusing=entertaining=engaging
66.优秀的excellent=outstanding=extraordinary=remarkable
67.重要的important=crucial=vital=prominent=cardinal
68.有害的harmful=damaging=ruinous=destructive
69.困难的difficult=demanding=laborious=formidable
70.无聊的boring=dull=tiresome=tedious
71.忧虑的worried=anxious=apprehensive=fraught
72.怀疑的doubtful=skeptical=suspicious=incredulous
73.富裕的rich=wealthy=well-heeled=well-to-do
74.新的new=fresh=novel
75.使用use=utilize(the same as use)
76.尊重respect=esteem(if you esteem someone、you respect and admire him/her)
77.担心worry=fret(if you fret about something、you worry about it)
78.寒冷的cold=chilly(unpleasantly cold)、icy(extremely cold)
79.热的hot=boiling(very hot)
80.危险的dangerous=perilous(very dangerous、hazardous(dangerous、especially to peoples safety and health)
81.当今nowadays=currently
82.唯一的only=unique(the only one of its kind)、distinctive;
83.停止stop=cease(if something ceases、it stops happening or existing)
84.部分;零件part=component(the components of something are the parts that it is made of)