1、motivation n.a reason for doing something动机；原因
eg:They lack the motivation to study.
motivate v.stimulate the interest of（sb.）;cause to want to do sth.激发（某人）的兴趣；使欲做某事物
eg:a teacher who can motivate her pupils（to work harder）
2、prioritize v.to put tasks,problems,etc.in order of importance,so that you can deal with the most important first按重要性排列；划分优先顺序
eg:You need to prioritize your tasks.
priority n.right to have or do sth.before others优先权
eg:I have priority over you in my claim.
3、competitor n.a person or an organization that competes against others,especially in business（尤指商业方面的）竞争者，对手
eg:The firm has better products than its competitors.
compete v.~（against/with sb.）（in sth.）（for sth.）try to win sth.by defeating others who are trying to do the same竞争；对抗；比赛
eg:Several companies are competing（against/with each other）for the contract/to gain the contract.
1）event in which people compete;contest比赛；竞赛
He came first in the poetry competition.
2）~（between/with sb.）（for sth.）competing;activity in which people compete竞争；角逐
eg:Competition between bidders for this valuable painting has been keen.
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