VOA慢速英语:Gerald Ford: Unelected

professional - adj. paid to participate in a sport or activity

advocate - v. to support or argue for

contractor - n. a person who is hired to perform work or to provide goods at a certain price or within a certain time

coincidence - n. a situation in which events happen at the same time in a way that is not planned or expected

responsible - adj. used to describe the person or thing that causes something to happen

consistent - adj. always acting or behaving in the same way

enthusiastic - adj. feeling or showing strong excitement about something

graciously - adv. in a way that is very polite and shows respect

achievement - n. something that has been done or achieved through effort : a result of hard work