2.positive, favorable, rosy (美好的)，promising(有希望的)，perfect, pleasurable , excellent, outstanding, 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

　　8.shared替换common

　　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

　　13.beneficial, rewarding替换helpful,

　　14.shopper,client,consumer,purchaser,替换customer

　　15.exceedingly,extremely, intensely替换very

　　16.hardly necessary, hardly inevitable ...替换unnecessary, avoidable17.sth appeals to sb, sth exerts a tremendous fascination on sb替换sb take interest in / sb. be interested in

　　18.capture one's attention替换attract one's attention.

　　19.facet,demension,sphere代aspect

　　20.be indicative of ,be suggestive of ,be fearful of代indicate, suggest ,fear

　　21.give rise to, lead to, result in, trigger替换cause.

　　22. There are several reasons behind sth替换..reasons for sth

　　23.desire替换want.

　　24.pour attention into替换pay attention to

　　25.bear in mind that替换remember

　　26. enjoy, possess替换have(注意process是过程的意思)

　　27. interaction替换communication

　　28.frown on sth替换be against , disagree with sth

　　29.to name only a few, as an example替换for example, for instance

　　30. next to / virtually impossible,替换nearly / almost impossible