Scientists can learn about man by studying animals, such as mice, rats and monkeys. The scientists in a laboratory are experimenting on mice and they are studying the relationship between diet and health.
In this experiment, the scientists are studying the relationship between the amount of food the mice can eat and their health. The mice are in three groups. All these groups are receiving the same healthy diet. But the amount of food that each group is receiving is different. The first group is eating one cup of food each day, the second two cups, and the third three cups.
After three years, the healthiest group is the one that is only eating one cup of food each day. The mice in this group are thinner than normal mice but they are more active. Most of the day, they are running, playing with one another, and using the equipment in their cages. Also, they are living longer. Mice usually five for two years, while most of the mice in this group are still alive after
A. about one year
B. about a year and a half
C. about two years
D. about three years
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{{B}}Cafes in
France{{/B}} Cafes are very much a part of the French way of life and are frequented as a meeting point among friends. Most cafes are primarily focused {{U}} (29) {{/U}} drinks but provide lunchtime snacks {{U}} (30) {{/U}} as sandwiches, salads and toast. All kinds of drinks are served, {{U}} (31) {{/U}} alcoholic drinks and hot beverages. Generally customers {{U}} (32) {{/U}} consume only a small mount of food and drink {{U}} (33) {{/U}} visit and there are high taxes on alcohol served in public bars. Consequently, the price of drinks is generally high {{U}} (34) {{/U}} with other [填空题]根据同病人谈话一般将失语症的言语障碍分为____和____。
[判断题]有限空间作业所使用的呼吸防护用品使用后应及时处理，将呼吸器恢复到工作准备状态。
A.正确 B.错误 [多选题]道岔心轨的头部磨耗重伤标准包括：（ ）。
A.总磨耗10mm B.垂直磨耗6mm C.侧面磨耗8mm D.侧面磨耗7mm [单项选择]胆固醇生物合成的限速步骤是在（）
A. 乙酰CoA→乙酰乙酰CoA B. 乙酰乙酰CoA→HMGCoA C. HMGCoA→MVA D. MVA→鲨烯 E. 鲨烯→胆固醇 [单选题] 单列动车组在空旷地带的平直线路上行驶时,头车鼻尖部位正对着气流方向,其表面受力区为( )。
A.无压力区 B.弱负压区 C.最大负压区 D.正压区 [单选题]《证券投资基金法》对基金投资或者活动作出了限制性规定，包括（ ）。
I．向他人贷款或者提供担保
Ⅱ．从事承担无限责任的投资
Ⅲ．向其基金管理人、基金托管人出资
Ⅳ．承销证券
A.Ⅱ、Ⅳ B.I、Ⅱ、Ⅲ C.Ⅲ、Ⅳ D.I、Ⅱ、Ⅲ、Ⅳ [判断题]干式变压器的大修周期是15-20年。
A.正确 B.错误 [单选题]皮带输送机安全防护护栏高度应高于皮带高点 ( ) 以上;
A.100 B.150 C.80mm [多选题]目前，欧洲主要同步电网除欧洲大陆同步电网外，还包括（ ）。
A.北欧同步电网 B.波罗的海同步电网 C.英国电网 D.爱尔兰电网 [判断题]采掘工作面出现透水征兆，可以边探放水边生产。
A.正确 B.错误 [单选题]患者，男，57岁。肝硬化病史10年。近3天来大便不畅，逐渐出现嗜睡、幻觉。脑电图提示异常，节律变慢，出现δ波。医生给予弱酸性溶液灌肠,其目的是
A.减少氨的吸收 B.减少血氨形成 C.促进体内尿素形成 D.减少肠道氨的形成 E.取代脑中假性神经传导介质 [单项选择]某工程项目保修期内发现存在质量缺陷，监理单位出具了鉴定结论。发包人认为承包人不具有维修能力，直接联系维修公司进行了维修，则维修费用应由( )承担。
A. 发包人 B. 监理单位 C. 承包人 D. 维修公司 [判断题]绝缘子电位分布测试仪在进行工频耐压试验时，如无发热现象，则认为通过耐压试验。
A.正确 B.错误 [多项选择]患者男，32岁，因“咳嗽、咳痰、全身乏力40+d，加重伴发热20+d”来诊。曾在当地卫生院用头孢菌素治疗未见好转。查体：T38.8℃，P98次/min，R25次/min，BP135/75mmHg；意识清楚；巩膜无黄染，全身浅表淋巴结未触及，未见皮疹及出血点。心律齐，各瓣膜区未闻及杂音；双肺呼吸音粗，未闻及干、湿性啰音；腹部平坦，肝、脾未触及，全腹无压痛；双下肢未见压凹性水肿，病理反射未引出。初步诊断主要考虑的疾病是（提示3次痰普通致病菌检查（-），3次痰结核杆菌检查（-），6次痰脱落细胞学检查（-），PPD试验（-）。胸部X线片：双肺弥漫粟粒状结节影，密度均匀，上、中、下肺野分布均匀。）（）
A. 急性血行播散型肺结核 B. 结节病 C. 白血病肺部表现 D. 肺结核支气管播散 E. 转移性肺癌 F. 支气管肺泡细胞癌 [判断题]构支架吊装时，在杆根部揳铁（木）及临时拉线未固定好之前，不得登杆作业。（ ）
A.正确 B.错误 [单项选择]邮政储蓄小额质押贷款期限为6个月以内（含6个月）的，按6个月期贷款基准利率确定。
A. 正确 B. 错误 [多选题]根据《收费公路联网收费运营和服务规程》（2020），稽核类型分外部稽核类型和内部稽核类型，以下行为属于外部稽核类型的是( )。
A.改变车型（车种） B.改变缴费路径 C. 利用优免政策 D.其他原因未交 [单选题]复方碘溶液治疗用于
A.甲亢术后复发 B.甲状腺癌 C.甲减 D.亚急性甲状腺炎 E.甲亢术前准备 我来回答: 提交
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