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1.The USGRA is a popular online platform for learning about the world's geography.
USGRA是一个受欢迎的在线平台，用于学习关于世界地理的知识。
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2. The USGRA has been providing valuable information to students and teachers for many years.
USGRA多年来一直为学生和教师提供有价值的信息。
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3.The USGRA is committed to promoting environmental awareness and sustainability in its programs.
USGRA致力于在其项目中促进环境意识与可持续性。