试题与答案

什么是现代汉语规范化?现代汉语规范化的标准是什么?

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题目:

什么是现代汉语规范化?现代汉语规范化的标准是什么?

答案:

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题型:填空题

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     I'm 13 years old. My name is Mike Davis. I (1)g__________ to Hope School

and I'm in Year One. I'm really interested in science, but I find maths and Chinese

very (2)d__________. I never get high marks in them. I like sports. I'm good at

(3)r__________ and I run for the school running (4)t__________ in the 800

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     My Dad sells farm machines(农机). We live in the country about two kilometers

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help him (8)l__________ after the cows and I like to do the milking(挤奶) every

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(9)y__________ old.

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题型:填空题

A是用途最广的金属,B、C是两种常见气体单质,E溶液为常见强酸,D溶液中滴加KSCN溶液显红色,它们相互转化关系如图所示。

请回答:

(1)写出B物质的化学式:               ;F的名称:                

(2)写出第③步反应的化学方程式为                                  

(3)第④步反应中溶液颜色的变化                                    

(4)F溶液中滴入NaOH溶液可能产生的实验现象是                      

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