试题与答案

周庭是一名数学家,袁智是一名计算机编程专家。其实所有的编程专家都是数学家。我们知道,

题型:单项选择题

题目:

周庭是一名数学家,袁智是一名计算机编程专家。其实所有的编程专家都是数学家。我们知道,今天国内大多数综合型大学都在培育着计算机编程专家。 据此我们可以认定( )。

A.袁智是由综合大学培养的

B.大多数计算机编程专家是由综合型大学培养的

C.周庭并不是毕业于综合大学的

D.有些数学家是计算机编程专家

答案:

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Eliza: I’m going to visit my grandparents with my parents on the first day. They live in a small town. It is going to take us one hour to get there by car. On the second day, I’m going to have a party with my friends. On the third day, I have to do my homework and study for a math test.

Gina: My cousin is visiting us. He lives in Tianjin. He is coming by bus. On the first day, I’m going to play ping-pong with him. On the second day, I’m going to take him to Eliza’s party. On the third day, my cousin is going back and I am going to do some shopping with my parents.

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A.Beijing

B.the countryside

C.Tianjin

D.a town小题2:How is Eliza going to her grandparents’ home?

A.By car.

B.By bike.

C.By bus.

D.By train.小题3:Gina is ______ on the third day.

A.visiting her cousin

B.playing ping-pong

C.doing her homework

D.doing some shopping小题4:Who are going to Eliza’s party?

A.Peter and his cousin.

B.Gina and her cousin.

C.Peter and Gina.

D.Peter, Gina and their cousins.小题5: From the passage, we can know that ____.

A.Peter doesn’t like fishing

B.Eliza is going to have a test

C.Gina likes all kinds of sports

D.all three of them have no homework during the three days

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问题与思考:有同学认为上图实验方案不合理,请你指出存在的问题有                 。

根据现有的实验方案和实验现象能够得出的实验结论:该气体中肯定含有      ,肯定不含有      。写出装置D中发生的化学方程式                                    

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