1.individuals,characters, folks替换(people ,persons)
2.positive, favorable, rosy (美好的)，promising(有希望的)，perfect, pleasurable , excellent, outst anding, superior替换good
3。dreadful, unfavorable, poor, adverse, ill (有害的)替换bad如果bad做表语，可以有be less impressive替换
eg：An army of college students indulge themselves in playing games, enjoying romance with girls/boys or killing time passively in their dorms. When it approaches to graduation ,as a result, they find their academic records are less impressive.
4.(an army of, an ocean of, a sea of, a multitude of ,a host of, many, if not most)替换many.
注：用many, if not most 一定要小心，many后一定要有词。
eg:Many individuals, if not most, harbor the idea that….同理 用most, if not all ,替换most.
5.a slice of, quiet a few , several替换some
6.harbor the idea that, take the attitude that,hold the view that, it is widely shared that,
it is universally acknowledged that替换think(因为是书面语，所以要加that)
7.affair ,business ,matter替换thing
9.reap huge fruits替换get many benefits )
10.for my part ,from my own perspective替换in my opinion
11.Increasing(ly),growing替换more and more( 注意没有growingly这种形式。所以当修饰名词时用increasing/growing.修饰形容词，副词用increasingly.
eg：sth has gained growing popularity.Sth is increasingly popular with the advancement of sth.
12.little if anything, 或little or nothing替换hardly
16.hardly necessary, hardly inevitable ... 替换 unnecessary, avoidable