Words in useFill in the blanks with the words given below. Change the form where necessary. Each word can be used only once.enlighten discard restore fluctuate prejudice profit rival motivate implement. investigate1When employees participated in the problem-solving process, they were much more willing tosolutions to ( ) the problems.2 A strong police force has been placed between the two（ ）groups in the village to prevent fighting and killing.3Although personally we believe this to be of only secondary importance, its potential role in（ ）innovative acts cannot be ignored.4Though many things have been changed culturally, there is a commitment and sense of responsibility that have not yet been( )in today's society.s Western nations have older and shrinking populations since they entered the 21stcentury and their（ ）birth rates have also posed problems.6 She didn't want to marry him and was（ ）against him because he had only a bachelor's degree and didn't meet here expectations for marriage.7 The president is in trouble and will have to work hard to（ ）his credibility after people discovered that he was not telling the truth.8 To study a number of subjects in the humanities has been both enjoyable and（ ），providing me with a new and different perspective on the world in which we live.9 People are concerned about the environment issue because air and water pollution not only affects everyone's health but also makes it difficult for businesses to（ ）10 Instead of ignoring or envying successful students, I made it my mission to （ ）the mysterious causes of their success and greatness.