试题与答案

烹饪过程中的气味类型主要有呈香气味和呈鲜气味。

题型:判断题

题目:

烹饪过程中的气味类型主要有呈香气味和呈鲜气味。

答案:

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下面是错误答案,用来干扰机器的。

参考答案:对

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题型:填空题

运用比较方法是化学科学中研究物质性质的基本方法之一,请运用比较法解答下题:过氧化钠几乎可与所有的常见气态非金属氧化物反应。如:2Na2O2+2CO2=2Na2CO3+O2↑,Na2O2+2CO=Na2CO3

(1)试分别写出Na2O2与SO2、SO3反应的化学方程式:__________________。_________________。

(2)通过比较可知,当非金属元素处于__________价时,其氧化物与过氧化钠反应有O2生成。

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题型:完形填空
A little part of me thought about going to another checkout line.This one had the shortest    ,there was only one guy in it,but he was in a     and there seemed to be some difficulties     
We stepped in behind him.At first, he       to be having difficulty getting his groceries onto the counter.But after a while,I realized that what he was actually doing was      it into two parts.
I offered to help,but he and the checkout lady had it under     .He asked Julie if she would mind putting his     basket away.Then he       for his wallet which was in a bag on one side of his chair.The      he was positioned and the fact he only had one usable arm      this troublesome for him,so I helped there.
The checkout operator came around and gave him his     and the goods he needed to have to hand.She      one bag of groceries over a handle at the back of his chair.
I offered to get the other bigger bag and he said,“No.    you could do me a favor.Take that bag along to the entrance and give it to Angela."
Angela,it    ,was collecting food for people who might      go hungry! I hadn’t even     her before.
This guy,in spite of the limitations,had bought more than twice as     shopping as he needed—and given the bigger bag away to help     people!
He didn’t let the fact that he needed help      him from being a help.He may have been limited    ,but his heart was more than able to overcome all that.
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小题6:
A.chargeB.controlC.improvementD.settlement
小题7:
A.emptyB.heavyC.largeD.broken
小题8:
A.feltB.searchedC.reachedD.seized
小题9:
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小题17:
A.manyB.muchC.fewD.little
小题18:
A.wealthyB.ordinaryC.otherD.normal
小题19:
A.stopB.requireC.leadD.persuade
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A.financiallyB.morallyC.mentallyD.physically
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