62.field=domain(a particular field of thought, activities or interest)
63.appear=emerge(come into existence)
64.whole=entire(the whole of something)
65.wet=moist(slightly wet)， damp(slightly wet)， humid(very damp and hot)
66.wrong=erroneous(incorrect or partly correct)
67.difficult=formidable
68.change=convert(change into another form)
69.typical=quintessential(this word means represent a typical example of something)
70.careful=cautious(very careful in order to avoid danger)， prudent(careful and sensible)
71.ability=capacity, capability(the same as ability)
72.strange=eccentric(if some one is eccentric, s/he behaves in a strange way, or his/her opinion is different from most people)
73.rich=affluent(if you are affluent, you have a lot of money)
74.use= utilize (the same as use)
75.dubious=skeptical(if you are skeptical about something, you have doubts on it。)
76.satisfy=gratify (if you are gratified by something, it gives you pleasure and satisfaction)
77.short=fleeting, ephemeral(if something is ephemeral, it lasts a short time)
78.scholarship=fellowship
79.angry=enraged(extremely angry)
80.smelly=malodorous(used to describe an unpleasant smell)