In the United States, Franklin D.Roosevelt was the only president to be elected more than twicE.In 1951, the Twenty-second Amendment to the Constitution was passed to limit a president to______term(s).
A.one
B.two
C.three
D.four

A.Roosevelt
B.
A.one
B.two
C.three
D.four

【参考答案】

B
美国目前总统最长任期不超过两届。