热门试题:
[单项选择]请根据下面的短文回答以下各题。
Mr. Baker liked shooting very much but he was never good at it. A month ago some of his friends visited him in his house and saw a new target (靶子) which Baker ha d put several days before in his garden.
His friends went near and looked at this beautiful target. There was a hole right in the middle of the target. When they asked who had shot the target, Baker said he had. They all laughed and said, "How far away were you, Baker Two feet " But Baker said he was fifty yards (码) away.
Then Mr. Baker’s wife explained about the hole in the middle. She said, "Baker went to a shop and bought a very big piece of wood. He bought it home in a car, put it in the garden and shot at it from fifty yards away. Then he drew a target round the hole and cut the wood./
One day some of Baker’s friends saw ______ in his garden.
A. a very big piece of wood
B. a very nice target
C. a hole
[单项选择]
A. artificial
B. real
C. enormous
D. tiny
[判断题]销售工作前的心理准备，对销售成功与否非常重要。
A.正确
B.错误
[判断题]使用显微镜时应先转动细调节轮，再转动粗调节轮。
[单选题]普速铁路,在电气化铁路上两股钢轨同时起道时,一次作业起道量不得超过( )。
A.10mm
B.20mm
C.30mm
D.40mm
[单选题]各级人民代表大会常务委员会听取和审议本级监察委员会的专项工作报告，组织（ ）。
A.执法检查
B.执纪检查
C.执法监察
D.执纪监察
E.lue
F.lue
[判断题]甲想杀乙,就故意向乙挑衅,乙被激怒,上前殴打甲时,甲掏出准备好的匕首将乙刺 死,甲的行为是正当防卫。
A.正确
B.错误
[单项选择]一位无牙颌患者，全口义齿戴用一年，上颌义齿塑料基托中线处纵折。口内检查发现牙槽嵴较低平，上颌弓后部宽度窄于下颌弓。无牙颌上颌牙弓后部窄于下颌牙弓的原因是（）
A. 上颌牙槽嵴吸收向下向外
B. 下颌牙槽嵴吸收向上向内
C. 上颌牙槽嵴内侧吸收多
D. 上颌牙槽嵴外侧吸收多
E. 下颌牙槽嵴外侧吸收多
[单选题]《线路综合维修验收评分标准》规定,钢轨接头错牙大于( )时,每处扣41分。
A.1 mm
B.2 mm
C.3 mm
D.4 mm
[判断题]继电器磁性材料的导磁率变低，将使工作值和落下值变低。( )[322010101]
A.正确
B.错误
[单项选择]总体说，我国的投资模式在相当大的程度上，仍然以( )这种资源高投入、高消耗为基本特征的投资为主。
A. 开放式扩张
B. 粗放式扩张
C. 集约式扩张
D. 组合式扩张
[判断题]公路工程质量监理是对公路工程施工中各个环节、各道工序进行严格地、全面地监督和管理。
[单选题]发生在资金的转移过程中，包括付款、转账、兑换的过程的基本“流”是( )。
A.现金流
B.资金流
C.物流
D.信息流
[简答题]请说明CRH2动车组信息网络系统显示器有哪些显示模式？不同显示模式如何切换？
[填空题]
[听力原文]11-15
Mr. Richard has worked in a small seaside town for a bout ten years and he and his wife have a comfortable house near the sea. During the winter they would be quite happy, but every summer a lot of their relatives used to spend holiday in their house, and it was much cheaper than staying in hotel. Finally one day in June Mr. Richards complained to a friend. "One of my wife’s cousins is going to bring her husband and children and spend ten days with us next month again. How have you prevented all your relatives from coming to live with you in summer .... Oh," the friend answered, "that is not difficult. I just borrow money from all the rich ones, and lend it to all the poor ones. After that, they seldom come again." Hearing this Mr. Richards nodded and smiled.
How long will one of Mrs. Richard’s cousins stay in their house next month？
They will stay for（）in their house next month.
[单选题]WD-320动力稳定车作业走行速度低于( ),振动马达不能起振。331030101
A.0.2km/h
B.0.5km/h
C.0.8km/h
D.1km/h
[单项选择]引起回声增强的常见原因举例，以下那些不正确 （ ）
A. 均质的液体（如血液、脓液）中混有许多微气泡
B. 新鲜的出血、新鲜的血肿
C. 静脉内血栓的回声
D. 纤维化、钙化等非均质性改变
E. 肿瘤血供
[简答题]《铁路进站乘车禁止和限制携带物品的公告》中为方便旅客的旅行生活,限量携带物品是如何规定的?
[单选题]拉开闸刀时,如果出现电弧,应( )。
A. 迅速拉开
B. 立即合闸
C. 缓慢拉开
[判断题](1.00分)建筑起重机械的出租单位、自购的使用单位,应建立建筑起重机械安全技术档案。
A.正确
B.错误
[判断题]一切建（构）筑物、设备，均不得侵入机车车辆限界。
A.正确
B.错误
[单选题]非增压道依茨风冷柴油机缸盖报警温度为（ ）。
A.150±5℃
B.170±5℃
C.185±5℃
D.190±5℃
[判断题]《铁路旅客人身伤害及携带品损失处理暂行办法》证人应当具有完全民事行为能力。
A.正确
B.错误
[单选题]三视图中,主视图和左视图应( )。
A.长对正
B.高平齐
C.宽相等
D.宽不等
[单项选择]石油沥青按（）不同分为不同的牌号。
A. 软化点
B. 伸长度
C. 针人度
D. 延度
[简答题]《关于进一步提升“复兴号”动车组服务水平》中，对规范服务备品标准是如何规定的？
[单选题]A-D-J-001 4 2 2
为满足检修需要,下列说法不正确的是( )。
A.应建立检修基地,设置检修、试验设备(不包括检查车、试验车)、运输工具、必要的生产辅助车间和生产房屋
B.应储备定量的器材和备品,以备急需和替换时使用
C.储备的器材和备品动用后,应及时补齐
D.对各种机械设备应制定相应的检修、保养范围及安全操作规程
[单选题]有效成分指的是
A.一种单体化合物
B.具有某种生物活性的成分
C.含量高的成分
D.无副作用的成分
E.需要提纯的成分
[单项选择]变异系数是
A. 描述计量资料平均水平的指标
B. 描述计量资料绝对离散程度的指标
C. 描述计量资料相对离散程度的指标
D. 描述计数资料各部分构成的指标
E. 描述计数资料平均水平的指标
[单项选择]19世纪后半期列强妄图把新疆地区从中国版图分裂出去的主要手段是（）
A. 直接建立哲得沙尔国
B. 扶植阿古柏建立独立政权
C. 通过战争打败清朝队
D. 迫使清朝签订不平等条约
[判断题]样品品评时，品尝的样品与标样比，样品差异很大或极大，有异味或明显缺陷，2人确定后打分≤2分，可以不用仲裁直接判定为不合格。（ ）
A.正确
B.错误
[简答题]滚斜齿时需要多少种运动？列出每条运动链的首末端元件及计算位移。
[单项选择]The result of the first advertisement was that ______.
A. the man got his umbrella back
B. the man wasted some motley on advertising
C. nobody found the missing umbrella
D. the umbrella was found somewhere near the church
[多项选择]郎格罕细胞性组织细胞增生症的病理形态特点包括（）
A. 胞质丰富、有空泡
B. HLA-DR抗原阳性
C. 胞质内有HX（birbeck颗粒）小体
D. CD1抗原阳性
E. 核呈空泡状
