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【简答题】
根据短文内容,选择最佳选项。 The Eiffel Tower is an iron tower built on the Champ de Mars beside the River Seine in Paris. It's a famous building in the world. The tower is the second-highest structure in France. It is the tallest structure in Paris and among the most recognized (公认的) symbols of France. It was designed and built by the French civil engineer Alexander- Gustavo Eiffel for the Paris World's Fair of 1889. Named after its designer, engineer Alexander- Gustavo Eiffel. The tower stands 300 m (986 ft) high, which is about 75 stories. It is made of iron and it is about 700 tons in weight. There're 1665 steps to the top. It took 300 workers 2 years to complete it. It was finished in 1889. it is a premier(首要的) tourist destination, with over 5.5 million visitors per year. Nobody will miss the chance to visit it when he arrives in Paris. 1. From the passage, we learn that ________. A. The Eiffel Tower is the tallest structure in the world. B. The Eiffel Tower is the most recognized symbols of France. C. The Eiffel Tower was designed and built by an actor. 2. The Eiffel Tower was built for _________. A. the Paris World's Fair of 1889. B. celebrating the National Day. C. a President's birthday. 3. According to the passage, the workers started to build the Eiffel Tower in ________. A. 1887 B. 1889 C. 1891 4. The Eiffel Tower named after ______ A. its designer, engineer Alexander- Gustavo Eiffel B. a President's name. C. a national hero's name 5. What's the means of the sentence 'Nobody will miss the chance to visit it when he arrives in Paris.' A. Most people will visit the Eiffel Tower when they arrive in Paris. B. Anybody will visit the Eiffel Tower when they arrive in Paris. C. If they have chances to visit the Eiffel Tower nobody will miss it.
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参考答案:
举一反三
【单选题】深度为k的二叉树至多有多少个结点?( )
A.
2的(k-1)方
B.
2的k次方减一
C.
2*(k+1)
D.
D)2*(k+1)-1
【简答题】深度为 的二叉树至多有 2 k -1个结点。
【多选题】在盈亏平衡分析图中,盈亏平衡点的位置越高,说明 ( ) 。
A.
此点的盈亏平衡产销量就越少
B.
此点的盈亏平衡产销量就越多
C.
项目投产后盈利的可能性越小
D.
项目投产后盈利的可能性越大
E.
适应市场变化的能力越弱
【单选题】一带电体可作为点电荷处理的条件是
A.
电荷必须呈球形分布
B.
带电体的线度很小
C.
带电体的线度与其它有关长度相比可忽略不计
D.
带电量很小
【多选题】在量本利分析图中,盈亏平衡点的位置越高,说明( )。
A.
此点的盈亏平衡产销量就越少
B.
此点的盈亏平衡产销量就越多
C.
项目投产后盈利的可能性越小
D.
项目投产后盈利的可能性越大
E.
适应市场变化的能力越弱
【简答题】深度为k的二叉树至多有2^k-1个结点,最少有 ( )个结点。
【单选题】一带电体可作为点电荷处理的条件是
A.
电荷必须呈球形分布
B.
带电体的线度很小
C.
电量很小
D.
带电体的线度与其它有关长度相比可忽略不计
【判断题】小而美指的是有别于大而全的市场的,对消费者深度需求的更大满足
A.
正确
B.
错误
【多选题】在量本利图中,盈亏平衡点的位置越高,说明( )。
A.
此点的盈亏平衡产销量就越少
B.
此点的盈亏平衡产销量就越多
C.
项目投产后的盈利的可能性越小
D.
项目投产后的盈利的可能性越大
E.
适应市场变化的能力越弱
【单选题】一带电体可作为点电荷处理的条件是
A.
带电体的线度与其它有关长度相比可忽略不计。
B.
电荷必须呈球形分布。
C.
带电体的线度很小。
D.
电荷量很小。
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