16.hardly necessary, hardly inevitable ... 替換 unnecessary, avoidable　　17.sth appeals to sb, sth exerts a tremendous fascination on sb 替換sb take interest

　　18.capture ones attention替換attract ones 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 替換cause.　　22. There are several reasons behind sth替換..reasons for sth　　23.desire替換want.　　24.pour attention into替換pay attention to　　25.bear in mind that替換remember　　26. enjoy, possess 替換have　　27. interaction 替換communication　　28.frown on sth替換be against , disagree with sth　　29.to name only a few, as an example替換 for example, for instance　　30. next to / virtually impossible,替換nearly / almost impossible