1、必修一unit 3词性转换名词形容词副词动词动词ing动词过去式动词过去分词preference偏爱，优先权preferred偏爱的，首选的prefer更喜欢preferringpreferredpreferreddisadvantage缺点，不足advantage优点，长处disadvantageous不足的advantageous有利的disadvantageously不利地advantageously有利地flow流动flow流动flowingflowedflowedpersuasion说服，劝说persuasive有说服力的persuade说服，劝说persuadingpersuade
2、dpersuadedgraduation毕业graduate毕业生graduated已毕业的graduate毕业graduatinggraduatedgraduatedfinal最后的finally最后，终于stubbornness顽固，倔强stubborn固执的stubbornly固执地organization组织，机构organized有条理的，有组织的organize组织organizingorganizedorganizeddetermination决心determined已决定的，坚决的determine决定，下决心determiningdetermineddeterminedforecast预测forecast预测forecastingforecastedforecastedreliability可靠性reliable可靠的rely依靠，信赖relyingreliedreliedview风景，观点view观看，注视，考虑viewingviewedviewed
