The World of Words: Vocabulary for College Success ... - eLibrary

Exercises 215bureaucratic tangles.because of its lack of success,Gray built his own car, which uses nitrogen for fuel.Although problems remain, Gray refuses to give in to ,and perhaps someday he will be able to produce this truly efficientvehicle for others.2. abstain, abstinenceBecause the AIDS virus can spread through shared needles, theChicago Recovery Alliance gives drug addicts free needles in exchangefor used ones. Officials would rather that people practicedfrom heroin. But if they cannot force people to, the Alliance at least wants to stop the spread ofAIDS by needles.3. tenacious, tenacity, tenaciouslyInventor Jerome Lemelson, who held the most patents in theUnited States after Thomas Edison, displayed tremendousin court battles he fought against companieswho stole his many of ideas. Lemelson was forced to fightfor years to protect his rights to inventionssuch as the technology for video camcorders, bar code scanners,and the Hot Wheels toy. When, after astruggle,he finally became affluent, he funded a yearly prize for inventions,as well as several university programs to encourage invention.Copyright © Cengage Learning. All Right Reserved.4. ejection, ejected, ejectThe simple paper clip has hundreds of uses, including helping todisks from computers. In fact, the clip is a bighelp in theof almost any small item from a tightspace. Clips are also used as bookmarks, money holders, cuff links,and playthings. It is estimated that only one in every five is used tohold paper. Invented by Norwegian Johan Vaaler, they have alsobeen a symbol of freedom. During World War II, Norwegians worethem to symbolize their hope that the Nazis who were occupyingtheir land would soon be .