"Down-to-earth" means someone or something that is honest, realistic and easy to deal with. It is a pleasure to find (31) who is down-to-earth. A person who is down-to-earth is easy to talk (32) and accepts other people as equals. A down-to-earth person is just the (33) of someone who acts important or proud.
Down-to-earth persons may be (34) members of society, of course. But they do not let their importance " (35) to their heads". They do not consider themselves to be better persons than (36) of less importance. Someone who is filled with his own importance and pride, (37) without cause, is said to have "his nose in the air". There is (38) way a person with his nose in the air can be down-to-earth.
Americans (39) another expression that means almost the same as "down-to-earth". The expression is "both-feet-on-the-ground". Someone
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[判断题]系统中出现功率缺额时，频率将升高。
[单项选择]淋巴滤泡增生是由于以下何种免疫反应刺激引起的（）。
A. 细胞免疫 B. 体液免疫 C. Ⅰ型变态反应 D. Ⅲ型变态反应 E. 迟发型变态反应 [判断题]拆除管道及容器时，必须在查清残留物的性质，并采取相应措施确保安全后，方可进行拆除施工。( )
A.正确 B.错误 [判断题]接车进路、发车进路及接发车进路色灯信号机兼作调车信号机时,显示一个白色灯光——准许越过该信号机调车。
A.正确 B.错误 [单项选择]葡萄糖激酶基因突变可导致（）
A. 1型糖尿病 B. 2型糖尿病 C. 1型和2型糖尿病 D. 不发生糖尿病 E. 儿童糖尿病 [单选题]现场抢救猝死患者的首选方法是
A.口对口人工呼吸 B.口对鼻人工呼吸 C.仰卧压胸人工呼吸 D.仰卧压背人工呼吸 E.简易呼吸器加压人工呼吸 [多选题]下列哪些属于综合维修经常保养的基本内容。（ ）
A.整修各种防排水设施 B.整修各种支挡、防护设施 C.修筑、整修检查通道 D.整修各种防排水设施 E.整修防护网 [单选题]表示断路器灭弧能力的重要参数是（ ）。
A.动稳定电流 B.分闸时间 C.热稳定电流 D.额定开断电流 [不定项选择题]共用题干
Going on a Diet
A typical person needs about 1,800 calories per day to stay alive. These calories keep your heart___ 1 ___and your lungs breathing. They keep your organs operating___ 2___ and,your brain running. They also keep your body warm. A person___ 3___weight because he or she consumes more calories per day than needed. The only way to lose fat is to ___4 ___the number of calories that you consume per day. This is the basic___5___behind going on a diet. Unfortunately,diets don't___6___or most people. They do lose weight but then go ___7___the diet and put it back. Building a sensible diet and exercise plan is the key to___8___ consistent weight. You need to figure out how many calories you need in a day and how many you ___9___take in. The next step is to add exercise so that you can ___10___the number of cal-onies you can consume per day. Exercise charts can show you how many calories different___11___of exercise can burn. Burning 250 or 500 calories per day can___12___ a big difference. You can ride an exercise bike while you are watching TV or you can ___13___ the stairs instead of the elevator. Find an exer- cise___14___.Exercise can be a lot easier if there is someone to talk to. It's a good idea to wear firm-fitting clothes if you are on a diet.___15___clothing acts as a reminder of what you are trying to accomplish. 10._________ A.contain B.cut C.raise D.grow [判断题]当钢板厚度为12~20mm时，可采用X形坡口。
A.正确 B.错误 [判断题]挖到电缆保护板后，应由有经验的人员在场指导，方可继续进行。
A.正确 B.错误 [单项选择]对于细长压杆，若其长度系数μ增加一倍，则压杆的临界力Per的变化( )。
A. 为原来的1/4 B. 为原来的1/2 C. 为原来的4倍 D. 增加1倍 [多选题]完全竞争市场应具有的条件包括（ ）。
A.市场上有充足的买者和卖者 B.每个厂商提供的商品是不同质的 C.资源可以在规定的范围内流动 D.市场信息是完全的 E.政府的宏观调控政策正确 [单项选择]20岁女性，全身水肿1个月，查血压120/70mmHg，尿蛋白3.8g/L，红细胞0～2/HP，临床诊断为肾病综合征，下列哪项是支持其诊断所必需的
A. 血清补体下降 B. 血清球蛋白＜30g/L C. 血清白蛋白＜30g/L D. 血胆固醇升高 [多选题]明线线路为（ )时，可延长中修周期。
A.钢筋混凝土电杆 B.铁担 C.电缆线路为铅护套 D.铠装时 [判断题]各级审计机构于每年下半年组织对本机构制度后评估开展情况进行审计，提出审计意见，出具审计报告，并提交本级审计监督管理委员会审议。
A.正确 B.错误 [多选题]自轮运转特种设备是在铁路营业线上运行的铁路轨道车、救援起重机及铁路施工、维修专用车辆,包括()等。
A. 架桥机 B. 铺轨机 C. 接触网作业车 D. 大型养路机械 [单选题]进入作业现场应正确佩戴（ ），现场作业人员应穿全棉长袖工作服、绝缘鞋。
A.岗位标识 B.上岗证 C.工作牌 D.安全帽 [单选题](____)是将一束钢绞线或直径为2 ～3mm的钢丝一端固定在一起，一般股数为10 ～20股较为合适，另一端均匀散开，呈半球形分布，将固定端用螺栓或其他方式固定在杆塔绝缘子串悬挂点上方。
A.避雷针$ B.$防鸟刺$ C.$引下线$ D.$避雷线 [判断题]检修设备和可能来电侧的断路器（开关）、隔离开关（刀闸）应断开控制电源和合闸能源，隔离开关（刀闸）操作把手应锁住，确保不会误送电。
A.正确 B.错误 我来回答: 提交
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