【单选题】【消耗次数：1】
全社会都在倡导诚信，然而总是有一部分不法商贩背道而驰。如有些商贩为了使银耳增白，就用硫磺（燃烧硫磺）对银耳进行熏制，用这种方法制取的洁白的银耳对人体是有害的。这些不法商贩所制取银耳利用的是（）。
①
S的还原性
②
S的漂白性
③
<img class="kfformula" src="20200629/1593437807813104.png" data-latex="{SO}_{2}" width="39" height="31"/>的还原性
④
<img class="kfformula" src="20200629/1593437807826449.png" data-latex="{SO}_{2}" width="40" height="33"/>的漂白性
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相关题目
【单选题】
全社会都在倡导诚信，然而总是有一部分不法商贩却在背道而驰。如有些商贩为了使银耳增白，就用硫磺（燃烧硫磺）对银耳进行熏制，用这种方法制取的洁白的银耳对人体是有害的。这些不法商贩所制取银耳利用的是 （ ）。
①
<img class="kfformula" src="20200629/1593439923510260.png" data-latex="{SO}_{2}" width="45" height="36"/>的还原性
②
S的漂白性
③
S的还原性
④
<img class="kfformula" src="20200629/1593439923519647.png" data-latex="{SO}_{2}" width="38" height="29"/>的漂白性
【单选题】
在采访中，记者既要"身入"，又要"心入"。"心入"，就是要有强烈的社会责任感， 要对客观事物进行由表及里的分析，还要().
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A.广泛地接触群众
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Whatdoestheword"steal"(thelastpara.)mean?<br/>
【单选题】
F．H．奥尔波特（1924）指出，社会心理学是"研究个体的社会行为和（）的学科"。
①
A.社会心理
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B.社会意识
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C.社会知觉
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D.社会观念
【单选题】
执行下面程序：main(){intx=1,y=1,z=1;x=x+++y+++z++;printf("%d,%d,%d",x,++y,z++);}输出的结果为（）
①
4，3，2
②
3，3，2
③
3，3，3
④
3，2，2
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