{{B}}Giving Up
Smoking{{/B}} A number of devices are available to help a person quit smoking. Nicotine (尼古丁) patches are small, nicotine-containing adhesive (粘着性的) discs applied to the skin. The nicotine is slowly absorbed through the skin and enters the bloodstream (血流). Over time, the nicotine dose is reduced and eventually the desire for nicotine is eased. Nicotine gum (口香糖) works in a similar manner, providing small doses of nicotine when chewed (咀嚼). The benefits of giving up smoking include the immediate reduction of harm to the health of the smoker and easier admission to social activities and institutions that ban smoking. In a 1988 report, the U.S. Surgeon General declared cigarette smoking to be more harmful and expensive than the use of cocaine (可卡因), alcohol A. Reading cigarette advertisements. B. Using nicotine patches. C. Chewing ordinary gum. D. Participating in social activities. [单项选择]Her brother______to leave her in the dark room alone when she disobeyed his order.
A. declared B. threatened C. warned D. exclaimed [简答题]
画出Fe-Fe3C亚稳平衡相图,根据相图回答下列问题: [单项选择]下列术语中,不属于“要约”别称的是( )。
A. 发盘 B. 发价 C. 定盘 D. 出价 [多选题]证券交易结算流程的证券交收环节包括()。
A.结算参与人与客户之间的证券交收 B.中国结算公司沪深分公司与结算参与人之间的证券交收 C.投资者与投资者之间的证券交收 D.证券公司与结算参与人之间的证券交收 [单项选择]在易燃、易爆的工作场合,不应该使用()液压油。
A. 乳化型 B. 合成型 C. 石油型 D. 混合型 [单项选择]下列哪项是治疗硬化性苔藓时长期擦用丙酸睾酮会出现的副作用
A. 疾病加重 B. 皮肤萎缩 C. 皮肤癌变 D. 阴蒂增大 E. 皮肤白化 [单选题]将欧姆定律表达式 I=U/R 变换成 R=U/I,正确的理解是:()。
A. R 正比于 U B. R 反比于 I C. R 与 U,I 无关,其值可用 U/I 计算 D. R 是变量 [判断题]影响道路使用质量和车辆使用效率的线路主要技术特性是:在水平面内是曲线段的平曲线半径;在纵断面内是纵坡.纵坡长度.竖曲线半径;在横断面内是车道宽度.车道数和路肩宽度等。( )(易)
A.正确 B.错误 [单项选择]底座无裂纹,基座螺丝紧固。护身板()、无变形。
A. 完整 B. 结实 C. 紧贴 D. 放正 [多项选择]戴用全口义齿后,有哪些原因会引起患者出现恶心()
A. 基托后缘过长 B. 基托后缘不密合 C. 基托后缘过厚 D. 咬合不平衡便基托后缘翘动 E. 下颌舌侧基托过厚 我来回答: 提交
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