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第 18 页CC0 1.0（公有领域）
In 1927, the nation was celebrating its 150th anniversary. The events that took place in Rome, NY that year set the stage for the remains of the historic fort to become a national monument.
第 20 页CC0 1.0（公有领域）
The world’s economy is struggling. Large numbers of Americans are unemployed. The country is reeling from a long hot summer with powerful storms. Americans are debating government economic stimulus initiatives and Social Security. Does this sound familiar? However, there is a catch! This does not…
