相关试题
【单选题】
—_______ Lin Tao go to Hangzhou?
—By taxi.
A. How
B. How do
C. How does
D. How far
【单选题】
There is a small house in the middle of the lake.
You can get there _______．
A. by boat
B. by subway
C. by bus
D. on foot
【单选题】
Most of us _______ bikes to school.
A. takes
B. rides
C. take
D. ride
【单选题】
---I walk to school every day，_______？
--- I ride my bike.
A. How are you
B. What are you
C. How about you
D. How old are you
【单选题】
—_______ do you usually go to work?
—By bike.
A. How long
B. How far
C. How
D. When
【单选题】
—_______ do you do sports every day?
—For about four hours.
A. How many
B. How long
C. How far
D. How soon
【单选题】
—_______ is it from here to the train station? —About six kilometers.
A. How long
B. How far
C. How much
D. How many
【单选题】
I often go to work _______．
A. by bike
B. by a bike
C. ride the bike
D. on bike
【单选题】
It usually takes Jim three hours _______ the homework.
A. finish
B. finishing
C. to finish
D. finishes
【单选题】
—How can I go to the supermarket，Paul?
—_______ bike. It's not far from here.
A. On
B. By
C. In
D. With
【单选题】
—Lily is coming by ______ plane tomorrow.
—Let's go to ______ airport to meet her.
A. a；a
B. /；a
C. the；the
D. /；the
【单选题】
Her parents go to work ______ bus every morning.
【单选题】
—_______ is it from Beijing to Tianjin?
—It's about 137 kilometers.
A. How far
B. How long
C. How fast
D. How much
【单选题】
—_______ Jenny ______ to school?
—No，she doesn't.She goes by bike.
A. Does；walk
B. Does；on foot
C. Do; take
D. Do; by train
【单选题】
It takes me _______ hour to do it.
【单选题】
His school is 20 kilometers _______ from my school but we meet every week.
A. far
B. away
C. to
D. far to
【单选题】
—_______ is it from the village to your farm?
—About 10 minutes' walk.
A. How often
B. How soon
C. How long
D. How far
【单选题】
—How _______ does it take to get to school?
—It takes about 15 minutes.
A. long
B. much
C. many
D. far
【单选题】
—How does that boy go to school?
—_______．
A. In a ropeway
B. By a ropeway
C. On a ropeway
D. On ropeway
【单选题】
This is _______ boy.
A. a 11 years old
B. an 11-year-old
C. a 11-year-old
D. an 11 years old
【单选题】
The river runs ______ so we are afraid ______ the river.
A. quick；to cross
B. quickly；cross
C. quickly；to cross
D. quick；cross
【单选题】
It usually takes me about 20 minutes _______ my homework every day.
A. do
B. does
C. to do
D. doing
【单选题】
It's not easy _______ school on a ropeway.
A. to go
B. to go to
C. go
D. go to
【单选题】
—How are you going to the train station to meet your aunt?
—I'm going there _______ car.
【单选题】
Sam has a bike. He ______ it to school every day.
A. takes
B. rides
C. walks
D. drives
【单选题】
Our holiday is coming. Two _______ students of our school want to have a trip.
A. hundred
B. hundreds
C. hundred of
D. hundreds of
【单选题】
Look！There is _______ boy over there. Do you know him?
A. a 8-year-old
B. an 8-year-old
C. a 8 years old
D. an 8 years old
【单选题】
Kate is _________ girl. She's very happy at school.
A. a eight-year-old
B. a eight-years-old
C. an eight-years-old
D. an eight-year-old
【单选题】
Mike usually goes to school_________subway.
【单选题】
—Is this your bike，Jane?
—Yes，it is. I_________it to school every day.
A. get
B. ride
C. take
D. drive
【单选题】
Mom，my schoolbag is too old. Can you buy me a_________one?
A. new
B. big
C. small
D. short
【单选题】
Tina likes music and her_________is to be a great musician.
A. habit
B. work
C. dream
D. name
【单选题】
I'm busy today，so I'm_________that I can't go to your party in the afternoon.
A. happy
B. afraid
C. right
D. free
【单选题】
The workers will build a new railroad _________ the two cities.
A. since
B. between
C. as
D. during
【单选题】
We need to buy some fruit_________apples，pears and bananas.
A. about
B. with
C. like
D. for
【单选题】
It_________me about two hours to do my homework every evening.
A. takes
B. makes
C. needs
D. asks
【单选题】
—_________does your father go to work?
—He takes the bus.
A. What
B. How
C. When
D. Why
【单选题】
—John will go to the USA.Is that_________？
—Yes. He wants to see his grandparents.
A. true
B. easy
C. same
D. big
【单选题】
—How do they_________the river?
—By boat.
A. find
B. know
C. think
D. cross
【单选题】
—_________is it from here to the bus stop?
—About five minutes' walk.
A. How long
B. How much
C. How old
D. How far
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起道分重起和全起两种，是养路工作中技术要求较高的作业
【判断题】
起道一般由三人互相配合作业，一人看道、量水平、一人抬道，另一人打塞
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每次起道长度，应根据地铁列车间隔时分确定，要求在地铁列车到来前，能完成起道地段的捣固和顺撬
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拿起道机的人，要密切注视看道者的指挥，正确的放置起道机，动作要敏捷
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拨道时直线地段如两股方向误差不大时，一般以顺里程方向的左股为基准股;如一股方向好，则以方向较好的一股为基准股，曲线地段应以上股为基准股
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曲线地段应事先调查现场正失，并计算拨道量
【判断题】
拨道量不大时，用镐尖将轨枕头外的道砟刨松即可。曲线上有鹅头时，应先将鹅头消除
【判断题】
在曲线地段向外拨而轨缝过大，向里拨而轨缝过小时，要考虑或计算其影响量，预先做好调整
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更换道岔尖轨作业目的确保线路稳定，保证地铁列车安全运行
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尖轨非工作边与基本轨工作边的最小距离为65mm，容许误差为-4mm
【判断题】
使用撬棍翻动钢轨时，要有经验人员操作，其他人要远离撬棍和钢轨翻动的方向，禁止用手翻动钢轨
【判断题】
钢轨拨进拨出时，要统一指挥，动作一致，注意前后、左右人员安全，以防伤人
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上道时要执行“眼看、手比、口呼”制度，确保人身安全
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铁路支距尺用于测量标准轨距铁路道岔导曲线的支距
【判断题】
液压起道器应定期检查液压油是否清洁，并及时更换新油
【判断题】
液压起道器更换液压油前，用汽油或柴油将油箱内洗干净
【判断题】
液压起道器不工作时，油缸柱塞应全部回缩，防止表面锈蚀
【判断题】
液压拨道器，是适用于铁道线路日常保养和维修的专用工具，具有起道拔道两种功能
【判断题】
液压起拨道器由底盘、底盘两端销轴、拨杆、起道轮液压传动系统组成
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液压起拨道器油箱渗油的原因为油箱紧固螺栓松动
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捣固机器操作时，应避开防爬器、轨距杆、支撑等障碍物
【判断题】
捣固机器作业中，操作手应密切注意机器运转情况和线路状态
【判断题】
捣固作业发生故障时，应立即停机，用手压泵急速提镐下道进行处理，严禁在线路上停机处理故障
【判断题】
进行绝缘接头拆卸作业时，需通号人员配合，长柄工具应有绝缘套，作业中不得将两股钢轨搭接
【判断题】
进行锯轨和打磨时，非操作人员应离开作业区至少1m以上
【判断题】
翻动钢轨或拨钢轨时，要指派业务熟悉、体力较好的人员进行，同时应喊号使动作一致
【判断题】
更换钢轨时，如需动用道岔，需供电部门联系进行配合
【判断题】
上道作业前应对磨轨机进行全面细致的检查，若机器工作性能不良，砂轮片受潮，可以使用
【判断题】
上道作业前应对磨轨机进行全面细致的检查，以电动机为动力的，若发现电气开关状态不良，电缆线绝缘不良，单边绝缘性能不良，禁止上道作业
【判断题】
安放工料具及卸、运钢轨时，不得损坏轨旁设备
【判断题】
检查、改正尖轨部分轨距，调整好尖轨开程、动程，以及轮缘槽尺寸、竖切部分密贴状况，配合通号人员调试尖轨密贴
【判断题】
运送备用钢轨及工具材料至施工现场，放在轨枕头时，距线路上的钢轨净距不少于50㎜
【判断题】
运送备用钢轨及工具材料至施工现场，放在道心时，距线路的钢轨净距不少于300㎜
【判断题】
运送备用钢轨及工具材料至施工现场，新轨高度不得超过线路上的钢轨面25㎜
【判断题】
起道捣固作业看道：起道人俯身距起道机20～30m处的标准股上往回看，以起好的地段为准，看钢轨下腭水平线的高低情况，指挥压机手起道
