正文

Bill Gates: Nigeria Can Stop Polio Despite Setback

2016-08-20来源:VOA

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Words in This Story
disappointed -- n. feeling bad about a situation

optimistic -- n. feeling hopeful about a situation

oral -- adj. of or relating to the mouth

paralyze - v. to make a person unable to move or feel all or part of the body

magic -- n. a special power or skill

heyday -- n. the time something was at its greatest strength