标准溶液如何配制?用Na2C2O4标定KMnO4需控制哪些实验条件?
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A、Longfellow was the most popular poet of his day.
B、Longfellow’s last few years were spent translating the poetry of Michelangelo.
C、Many of Longfellow’s works helped shape the American character and its legacy.
D、Longfellow is buried with both of his wives at Mount Auburn Cemetery in Portland, Maine.
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_______ has won the name of "the father of American literature".
A.Washington Irving
B.Captain John Smith
C.Benjamin Franklin
D.Henry Longfellow
第9题
Prof. Wilson, ____ will visit our university next week.
A. a famous American linguist
B. being a famous American linguist
C. as famous American linguist
D. being famous American linguist
第10题
A、Evangeline
B、Song of Hiawatha
C、The Courtship of Miles Standish
D、Voices of the Night
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