Smoking is considered dangerous to the
health. Our tobacco--seller, Mr. Johnson, therefore, always asks his customers,
if they are very young, whom the cigarettes are bought{{U}} (51) {{/U}}.
One day, a little girl whom he had never seen before walked{{U}} (52)
{{/U}}into his shop and demanded twenty cigarettes. She had the{{U}}
(53) {{/U}}amount of money in her hand and seemed very sure of
herself. Mr. Johnson was so{{U}} (54) {{/U}}by her confident manner that
he{{U}} (55) {{/U}}to ask his usual question.{{U}} (56) {{/U}},
he asked her what kind of cigarettes she wanted. The girl replied{{U}} (57)
{{/U}}and handed him the money. While he was giving her the change, Mr.
Johnson said laughingly that{{U}} (58) {{/U}}she was so young she should
(59) the packet in her pocket in A. forgot B. came C. feared D. remembered [单项选择]混响方式中HALL表示()混响。
A. 大厅 B. 房间 C. 声学 [判断题]按物质的聚集状态,反应器分为均相反应器和非均相反应器。
A.正确 B.错误 [单选题]急性髓细胞白血病出现的融合基因是( )
A.NPM/基因 B.E2A-PBX/融合基因 C.BCR-ABLI融合基因 D.PML-RARar融合基因 E.TEL-AMLl基因 [单项选择]关于金融资产与金融负债的抵销,下列说法不正确的是( )。
A. 通常情况下,金融资产和金融负债应当在资产负债表内分别列示,不得相互抵销 B. 企业将某项金融资产充作金融负债的担保物,该金融资产不能与被担保的金融负债抵销 C. 保险公司在保险合同下的应收分保保险责任准备金,不能与相关保险责任准备金抵销 D. 企业将浮动利率长期债券与收取浮动利息、支付固定利息的互换组合在一起,合成为一项固定利率长期债券,这种组合的各单项金融工具形成的金融资产或金融负债可以相互抵销 [多选题]下列关于燃料电池的表述正确的是()。
A.燃料电池从外表上看有正负极和电解质等,但实质上它不能“储电”,而是一个“发电厂” B.燃料电池可以直接将燃料的化学能转化为电能,能量转化率较高 C.燃料电池由锂金属或锂合金为负极材料、使用非水电解质溶液 D.燃料电池有害气体及噪音排放都很高,二氧化碳排放因能量转换而大幅度增加 [单项选择]风湿性心脏瓣膜病最常见的并发症是
A. 心律失常 B. 亚急性感染性心内膜炎 C. 充血性心力衰竭 D. 肺部感染 E. 栓塞 [判断题]重大危险源的特点是储存物质一般为易燃、易爆、有毒、有害物质,且存储量较大。
A.正确 B.错误 [多选题]( )的作业活动统称为直接作业。
A.由人直接实施和参与 B.很容易发生人身伤害 C.不管人参与与否 D.引发其他事故 [单选题]有限空间后,作业人员应将()作业设备和工具带离有限空间。
A.救援 B.全部 C.检测 [单选题]检查动态地图与广播报站对应,已报完站点指示灯显示( ),未报站点指示灯显示( ),正在报站站点指示灯显示( )
A.红色、绿色、橙色 B.红色、橙色、绿色 C.橙色、红色、绿色 D.绿色、红色、橙色 我来回答: 提交
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