★ priority
n.先，前；優先，重點，優先權
【例1】The film stars went onto the stage according to priority of their appearance in the film.電影明星們按照自己在影片中出現的先後順序依次上臺。
【例2】The government gave top priority to reforming the legal system.政府將法制改革列爲工作的重點。
【同義替換】precedence
【派生】prioritize v.給予優先權
★ mosquito
n.蚊子
【例】Patients should be isolated during the first three days, when mosquitoes can pick up the disease from them.患者在發病頭三天內要隔離，以免被蚊子叮咬而傳染他人。
★ cause
n.原因；事業
v.使產生，引起
【例1】The police are investigating the causes of the explosion.警方正在調查爆炸的原因。
【例2】Her life was devoted to the cause of justice.她爲正義事業而獻身。
【例3】She is always causing trouble for people.她總是給人添麻煩。
【同義替換】reason, excuse, account; career, occupation, vacation; engender, generate
【真題1】In many such cases, a cursory search for causes finds that some small group of people was wearing, promoting, or developing whatever it is before anyone else paid attention.在很多這樣的情況下，一個粗略的對成因的調查發現，有一小部分的人不管先穿着什麼，提倡什麼或發展什麼，後來，其他人才注意起來。
【真題2】These issues all have root causes in human behavior: all require behavioral change and social innovations, as well as technological development.這些問題的根本原因均在於人類的行爲，因此解決這些問題需要人類行爲的.改變、社會革新和技術發展。
【真題3】Regrettably, however, the report’s failure to address the true nature of the crisis facing liberal education may cause more harm than good.然而可惜的是，該報告沒能指出人文教育面臨危機的本質，導致它的影響可能弊大於利。
★ insure
v.保險，給……保險；保證
【例1】Susan insured her car against losses caused by accident and theft.蘇珊給自己的車上了保險，以免遭受因意外事故或被盜造成的損失。
【例2】The educators should insure that each student truly gains from their education.教育者們必須保證每一個學生都真正學有所獲。
【構詞】in-+sure（確定的）→保證
【同義替換】guarantee, ensure, pledge, assure, warranty
【派生】insurance n.保險，保險費
【真題】The principle of British welfare is no longer that you can insure yourself against the risk of unemployment and receive unconditional payments if the disaster happens.英國福利原則不再是你能夠爲失業投保，並在災難發生時得到無條件的支付。
