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【单选题】
下列物质中最不稳定的是A.
AsCl5
B.
SbCl5
C.
PCl5
D.
BiCl3
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举一反三
【单选题】I’m surprised at there ______ an index.
A.
not to be
B.
to be not
C.
not being
D.
being not
【单选题】下列不属于收银台、快餐区、冷饮区、日用品区、机油区清洁保养标准的是：（）
A.
收银台、收银台外沿的烟架、促销商品架、热销品货架、快餐区台面、冷饮区的冰箱表面、日用品区及机油区货架没有污渍、积尘，物品丰满排列整齐
B.
不得在收银台的墙壁和货架上随意张贴，需要张贴的证照和投诉电话按要求张贴在醒目位置
C.
冷饮区冰柜的光管在营业时间内必须打开；冰柜制冷于五月至十一月间必须开启，其它时间油站根据气温决定开关
D.
冷饮区冰柜内部货物饱满排列整齐，无须定期除霜和清洗消毒
【单选题】第三篇 The air is polluted. The earth is poisoned. Water is unsafe to drink and garbage is burying the civilization that produced it. Our environment is being polluted faster than nature and man's effort...
A.
can't stop our environment from being polluted
B.
can speed up the development of industry
C.
have failed to upset the balance of nature
D.
have succeeded in eliminating pollution
【判断题】Confucius believed that the relationship between human and nature is equal. He stated, “heaven and human are not in conflict.”
A.
正确
B.
错误
【单选题】下列不属于便利店内部各类牌照清洁保养标准的是：（）
A.
紧急联系电话应张贴在便利店或办公室醒目处
B.
便利店吊牌完整，表面干净，没有污渍、积尘并保持水平悬挂
C.
便利店的门窗玻璃保持明净，无水渍，无手指印，无张贴
D.
禁止张贴各类不规范的公告信息
【单选题】Which of the following is NOT a usual subject of Emily Dickinsons poems?
A.
Nature.
B.
Life and death.
C.
Love and marriage.
D.
War and peace.
【单选题】以下标准中不属于加油机、支付柱清洁保养标准的是：（）
A.
加油机底座的表面和地面接触处无油渍和污渍
B.
加油机强制检定标志要完好有效
C.
油机内黄沙应干燥
D.
经当班班长同意，加油机、支付柱顶部可以摆放私人杂物
【单选题】Which is NOT the main theme of poems written by Emily Dickinson?
A.
Nature.
B.
Love.
C.
Death.
D.
Freedom.
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