{{B}}Diet,
Alcohol Linked to Nearly One Third of Cancers{{/B}} Diet is second only to tobacco as a leading{{U}} (51) {{/U}}of cancer and, along with alcohol, is responsible for nearly one third of cases of the disease{{U}} (52) {{/U}}developed countries, a leading researcher said on Tuesday. Dr. Tim Key, of the University of Oxford, told a cancer conference that scientists are still discovering how certain foods contribute to{{U}} (53) {{/U}}, but they know that diet, alcohol and obesity{{U}} (54) {{/U}}a major role. "Five percent of cancers could be avoided{{U}} (55) {{/U}}nobody was obese," he said. While tobacco is linked to about 30{{U}} (56) {{/U}}of cancer cases, diet is involved in an estimat A. dance B. turn C. take D. play [判断题]高层建筑实施内攻灭火、救人时,要分区分层设置人员接应点和装备集结区。()
A.正确 B.错误 [单项选择]
下列程序段执行时在屏幕上显示的结果是()。 A. 30 30 B. 30 20 C. 20 20 D. 20 30 [单选题]国家铁路营业站的启用、封闭和营业范围的变更由( )批准。
A.铁路局 B.国务院 C.国务院铁路主管部门 D.路局运输处 [判断题]显示器属于时序逻辑电路类型
A.正确 B.错误 [单选题]超声引导PICC置管哪项不是禁忌证()( )
A.置管段有血栓形成史 B.双乳癌根治术后,淋巴回流障碍者 C.置管静脉段已有静脉炎者 D. B超确定血管管径大于导管外直径的3倍 [单选题]被称为“风药中之润剂”的药物是
A.威灵仙 B.防己 C.蕲蛇 D.川乌 E.秦艽 [判断题]LF精炼炉不具备脱硫能力。( )
A.正确 B.错误 [单选题] 中度失血性休克病人估计失血量为()
A.<500ml B.500~700ml C.800~1600ml D.1700~2000ml E.>2000ml [单选题]挂梯扶手高度不宜过高过低, ( ) mm高度选择不合理。
A.100 B.200 C.300 [单选题]运行或部分带电盘、柜的改、扩建施工,新装盘的小母线在与运行盘上的小母线接通前,应有()措施。
A.绝缘 B.防护 C.隔离 D.安全 [单选题]清洗机的喷淋和毛刷机构安装在( )。
A.车辆进库端的轨道两侧 B.车辆出库端的轨道两侧 C.车辆进库端的轨道顶部 [单选题]当马赫数和地速出现相互转换后,当前马赫数/地速会出现什么显示
A.数值周围出现琥珀色框持续3秒 B.数值周围出现白色框持续3秒 C.数值周围出现白框持续10秒 D.数值周围出现琥珀色框持续10秒 [判断题][T]BD002224现场常用“
A.正确 B.错误 [单选题]在丰水季节,调频厂最好由(____)担任。
A.核电厂 B.中温中压的火电厂 C.高效率机组电厂 D.非洪水季节的水电厂 [简答题]电影《雪花秘扇》中瑶百合这个角色是我国哪个女明星所饰演的?
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