题目内容：
Warren Buffett was born in a rich family.（）
A.正确
B.错误
参考答案：
选择题：Warren Buffett was born in a rich family.（）
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- 题目类型：选择题
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Christopher Columbus was the first person to cross the （） Oc
Christopher Columbus was the first person to cross the （） Ocean.A.PacificB.IndianC.ArcticD.Atlantic
Britain won the Battle of Yorktown.（）
Britain won the Battle of Yorktown.（）A.正确B.错误
In the Civil War, the North lost more people than the South.
In the Civil War, the North lost more people than the South.（）A.正确B.错误
The Constituional Convention was held in Philadelphia.（）
The Constituional Convention was held in Philadelphia.（）A.正确B.错误
In America, voting is compulsory.（）
In America, voting is compulsory.（）A.正确B.错误