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【单选题】
Read the paragraph from the introduction [paragraphs 1-3]. Carter is the first ex-president to turn 95 years old. His one-term presidency ended in 1981. He has been an ex-president for almost 39 years. That is longer than anyone else in U.S. history. Which question is answered in this paragraph?A.
How is Jimmy Carter different from other ex-presidents?
B.
When did Jimmy Carter celebrate his 95th birthday?
C.
What did Jimmy Carter do while he was the president?
D.
Why did Jimmy Carter's presidency end in 1981?
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【单选题】若建设一所学校,其中教学楼、图书馆属于( )。 A.单项工程 B.单位工程 C.建设项目 D.分部工程
A.
单项工程组成建设项目
B.
单位工程组成单项工程
C.
建设项目由单项工程组成，只有一个单项工程也可以是一个建设项目
D.
分部工程组成单位工程
【简答题】圆柱的底面直径是 4cm ,体积是 56.52cm 3, 它的高是多少厘米? 计算步骤 : 底面半径=( ) cm 底面积=( ) cm 2 高=( ) cm
【简答题】圆柱的底面直径是4厘米,体积是56.52立方厘米,它的高是__厘米。