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【多选题】
关于液氯特性,下列表述正确的是()
A.
液氯常温下为黄绿色、有强烈刺激性臭味的气体。
B.
其本身不燃,但能助燃。
C.
在-350度时成为液态,其由液相变为气相体积扩大约400倍。
D.
能溶解于水,但溶解度不大,并随温度升高而减少。
E.
氯气有剧毒,
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参考答案:
举一反三
【单选题】本工程的外墙面砖颜色采用( )
A.
浅灰色
B.
土黄色三色
C.
褚红色
D.
褐色
【单选题】下列各句中,标点符号使用正确的一句是( )
A.
现在政府机关转变了工作作风,市民到有关部门去办事,一走进机关大门,就有工作人员迎上来,问有什么事情需要帮忙?
B.
你是参加电子计算机培训班呢?还是参加理论物理学习班呢?
C.
中国跳水队领队在出征雅典世界杯赛前表示,“这次奥运会前的热身赛预定完成三项任务,感受场馆,观察对手,摸清自身。”
D.
环保部最近透露:按照《地表水环境质量标准》29项指标、《地下水质量标准》23项指标进行评价,全国城镇饮用水源近五分之一不达标。
【多选题】1956年4月,毛泽东对台湾问题提出的政策主张有()。
A.
开展“三通”
B.
“和为贵”
C.
“爱国一家”
D.
“爱国不分先后”
【单选题】本工程的外墙面砖颜色采用( )。
A.
土黄色三色
B.
浅灰色
C.
褚红色
D.
褐色
【单选题】He had his camera ready________he saw something that he would make a good picture.
A.
even if            
B.
if only          
C.
in case     
D.
so that
【单选题】______ when he was young, he would have a good job now.
A.
had he worked
B.
did he work
C.
if he worked
D.
if he has worked
【单选题】《大宪章》的外文表述为
A.
Magna Carta, the Great Charter
B.
Constitutions
【单选题】Why was the writer glad after the accident?
A.
He realized he would have a good sleep.
B.
He had a narrow escape from death.
C.
He had heard many exciting stories.
D.
He had experienced a great adventure.
【单选题】______, he would not have recovered so quickly.
A.
Hadn't he been taken good care of
B.
Had he not been taken good care of
C.
Had not he been taken good care of
D.
Had he been not taken good care of
【单选题】____的正式实施,标志着我国第一个以立法形式设立的机动车强制险种开始出现在机动车保险领域。
A.
人保车险
B.
附加险
C.
交强险
D.
车损险
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