Who do you work for? purchase eldepryl Students in Shanghai, China's largest city, had the top scores in all subjects, and Singapore, South Korea, Japan and Hong Kong students weren't far behind. Even Vietnam, which had its students participate for the first time, had a higher average score in math and science than the United States. 必須 2000文字以内 [bbs:youtube:(Youtubeの動画ID)]と書くとYoutubeの動画が貼れます。(例:[bbs:youtube:OQThUAQ0UN0])