【单选题】
( ) 34. Why did the father not ask his son not to do this and do that?    A.Because he felt quite confident of his son.    B.Because he was born from a poor family.    C.Because he was a man of few words.    D.Because he didn't want to be much too strict with his son.
A. A
B. B
C. C
D. D
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答案
A
解析
A
相关试题
【单选题】
( ) 35. What would someone learn from this passage?    A.How to live by oneself. B.How to stand on one's own feet.    C.What a good father should do. D.What the self-important is like.
A. A
B. B
C. C
D. D
【单选题】
( ) 36. What may be the proper Chinese for the underlined part in the passage?    A.闲暇时光 B.学费 C.精神空虚 D.经济不足
A. A
B. B
C. C
D. D
【单选题】
( ) 37. The Chinese Yellow Sea Wetlands are in the _______ of China.    A.south           B.east    C.west            D.north
A. A
B. B
C. C
D. D
【单选题】
( ) 38. Usually the weather in the wetlands is _______.    A.hot             B.pleasant   C.cold            D.dry
A. A
B. B
C. C
D. D
【单选题】
( ) 39. The World Wetlands Day is on _______.    A.February 2        B.June 25   C.April 22      D.March
A. A
B. B
C. C
D. D
【单选题】
( ) 40. We must protect wetlands because _______. A.they are home for wildlife   B.they can prevent flood    C.they can offer food to the animals and birds D.all of the above
A. A
B. B
C. C
D. D
【单选题】
) 1. —Is it far from here to the bank? —Not very, only________. A. 20 minute’s walk B. 20 minutes walk C. 20 minutes’ walk D. 20 minutes’ walks
A. A
B. B
C. C
D. D
【单选题】
2. — After discussing, the students ________ some good ideas to work on the project. — Thats great! A. put up B. set up C. caught up with D. came up with
A. A
B. B
C. C
D. D
【单选题】
3. Yesterday Tommy walked past my table and ______ my bowls and dishes. He should be careful next time. A. knocked off B. took off C. showed off D. turned off
A. A
B. B
C. C
D. D
【单选题】
4.We don’t have enough nurses to look after patients.At least ___ nurses are needed. A. ten another B. more ten C. another ten D. other ten
A. A
B. B
C. C
D. D
【单选题】
5. — Zhao Rui, it’s said that many famous singers will come to Yangzhou on April 18th. How about watching the evening show there? —________! Let’s ask Huang Tao to go with us. A. Best wishes B. Sounds great C. Good luck D. That’s OK
A. A
B. B
C. C
D. D
【单选题】
6.—Hello! This is Henry Speaking.I’d like to speak to your father. —Sorry, he has Shanghai. A. been in B. been to C. come to D. gone to
A. A
B. B
C. C
D. D
【单选题】
7. — It’s difficult for the village children to cross the river for school. — I think a bridge ______ over the river. A. was built B. is being built C. has been built D. should be built
A. A
B. B
C. C
D. D
【单选题】
8. —Where would you like to go, Jinan or Qufu? — .I only want to go to Qingdao. A. Each B. Either C. Neither D. All
A. A
B. B
C. C
D. D
【单选题】
9 — The documentary A Bite Of China II is quite popular around China recently. How do you like it? ______. A. I think so B. Pretty good C. Its my pleasure D. All right
A. A
B. B
C. C
D. D
【单选题】
10. There are three English-books on the shelf, but ______ of them is mine. A. both B. neither C.all D. none
A. A
B. B
C. C
D. D
【单选题】
11. When the parents arrived at the hall, the students _______ their projects. A. have finish B. finished C. had finished D. are finishing
A. A
B. B
C. C
D. D
【单选题】
12. This week, the _______ seems to change every day: one day is hot; the next day is cold. A. time B. weather C. season D. way
A. A
B. B
C. C
D. D
【单选题】
13. He never does his work _______ Mary.    A. as careful as B. so careful as C. carefully as D. as carefully
A. A
B. B
C. C
D. D
【单选题】
14. — Can he jump high? — Yes, he ______. He is a good high jumper. A. must B. need C. can D. shall
A. A
B. B
C. C
D. D
【单选题】
15. The shop _____ at 8:00 a.m.and it ________ for ten hours every day. A. is open; has opened B. is opened; opens C. opens; is open D. opened; opens
A. A
B. B
C. C
D. D
【单选题】
16. —Excuse me, may I use your bicycle? ______ is broken. Certainly. But remember to return it before lunch. A. Mine B. Me C. Myself D. I
A. A
B. B
C. C
D. D
【单选题】
17. Simon, what do I need to take for the hiking? Youd better ________ more water than usual. Its hot today. A. to take B. taking C. take D. took
A. A
B. B
C. C
D. D
【单选题】
18. Helen ______ to a language school when she was seven. A. sent B. is sent C. will send D. was sent
A. A
B. B
C. C
D. D
【单选题】
19. — Is this park youve visited recently? — Yes, it's the most beautiful one Ive ever visited before. A. that B. the one C. which D. the one which
A. A
B. B
C. C
D. D
【单选题】
20. — Its difficult for the village children to cross the river for school. — I think a bridge ________ over the river. A. should be built B. is being built C. has been built D. was built
A. A
B. B
C. C
D. D
【单选题】
21. — Could you tell me when Mr. Li ________ in Huaibei?    — Sure..When he ________, I’ll call you.    A. arrives; will arrive B. will arrive; will arrive C. arrives; arrives D. will arrive; arrives
A. A
B. B
C. C
D. D
【单选题】
22.There is ________ 800-metre-long road behind ________ hospital. A. an; an B. an; the C. a; a D. a; the
A. A
B. B
C. C
D. D
【单选题】
23. — Did you see a girl in yellow pass by just now? — No, sir. I ________ a magazine. A. read B. am reading C. was reading D. would read
A. A
B. B
C. C
D. D
【单选题】
24.In fact, my parents are not only kind to me, but also strict ________ me. A. at B. to C. for D. with
A. A
B. B
C. C
D. D
【单选题】
25. The boy_____ a yellow sweater can_____ himself now. A. wearing; dress B. putting on; wear C. put on; dress D. dressing;
A. A
B. B
C. C
D. D
【单选题】
( ) 26. Where does the writer of "The little Prince" come from? A.England. B.France. C.America. D.China.
A. A
B. B
C. C
D. D
【单选题】
( ) 27. What does the prince do after the fox tells him a secret? A.He cares more about a flower and a sheep. B.He meets many more strange adults on other planets. C.He realizes his love for the rose and he goes back to his planet.   D.He discovers interesting things such as a snake, other roses and a fox.
A. A
B. B
C. C
D. D
【单选题】
( ) 28. What does "The little Prince" mainly talk about? It' s about _________. A.the adult world B.the planet B -612 C.a rose and a fox D.the adventure of a young
A. A
B. B
C. C
D. D
【单选题】
( ) 29. When a baseball player hits the ball, he must ______ to get a point. A. run to each base freely B. touch the home plate first C. touch all the bases with his hands D. run to each base in order and touch it with his foot
A. A
B. B
C. C
D. D
【单选题】
( ) 30. When was the importance of touching all the bases shown? A. Before the baseball rules made. B. At the end of the 1974 baseball seasons. C. At the start of the 1974 baseball seasons. D. In the second week of 1974.
A. A
B. B
C. C
D. D
【单选题】
( ) 31. Who hit home run number 715? A. Babe Ruth. B. Hank Aaron. C. Babe Ruth’s partner. D. Hank Aaron’s friend.
A. A
B. B
C. C
D. D
【单选题】
( ) 32. What does the expression “to touch all bases” mean? A. To try your best to set a new record. B. To get a chance to be the greatest hitter. C. To do what is needed to finish an activity. D. To solve the problems successfully.
A. A
B. B
C. C
D. D
【单选题】
( ) 33. The Chinese Yellow Sea Wetlands are in the _______ of China.    A.south           B.east    C.west            D.north
A. A
B. B
C. C
D. D
【单选题】
( ) 34. Usually the weather in the wetlands is _______.    A.hot             B.pleasant   C.cold            D.dry
A. A
B. B
C. C
D. D
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【单选题】
金属材料在载荷作用下抵抗变形和破坏的能力叫( )。___
A. 强度
B. 硬度
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D. 塑性
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( )是继续减小加工余量、为精加工作准备、次要面加工的阶段。___
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机械加工工艺过程由工序、工步、工位、走刀和( )组成。___
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【单选题】
钻削时()带走的热量最多。___
A. 切屑
B. 工件
C. 刀具
D. 介质
【单选题】
外螺纹可以采用( )加工方法。___
A. 车削
B. 铣削
C. 刨削
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【单选题】
硬质合金除()外,很难进行切削加工。___
A. 锻造
B. 铣削
C. 磨削加工
D. 铸造
【单选题】
属于刀具正常磨损的是()。___
A. 切削刃或刀面产生裂纹
B. 崩刃
C. 前刀面的磨损
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【单选题】
齿轮加工中,( )可达到IT7-8,生产效率比较高。___
A. 铣齿
B. 滚齿
C. 插齿
D. 剃齿
【单选题】
对于装夹,夹具的( )满足要求。___
A. 刚度需要夹紧力不需要
B. 刚度不需要夹紧力需要
C. 刚度和夹紧力都不需要
D. 刚度和夹紧力都需要
【单选题】
精加工切削用量选择原则:( )。___
A. vc↑、f↑、ap↑
B. vc↓、f↓、ap↓
C. vc↑、f↓、ap↑
D. vc↑、f↓、ap↓
【单选题】
数控机床的主机(机械部件)包括:床身、主轴箱、刀架、尾座和( )。___
A. 进给机构
B. 液压系统
C. 冷却系统
D. 排屑系统
【单选题】
在制造一个形状较复杂的箱体时,常采用的毛坯是( )。 ___
A. 铸件
B. 焊接件
C. 锻件
D. 型材
【单选题】
根据工件加工要求,并不需要限制工件的全部自由度的定位方式为()。___
A. 完全定位
B. 不完全定位
C. 欠定位
D. 过定位
【单选题】
车床上采用三爪卡盘夹持工件加工通孔,该种定位方式属于()。___
A. 完全定位
B. 不完全定位
C. 欠定位
D. 过定位
【单选题】
车削加工的经济精度为( ),最高可达IT6。___
A. IT5-8
B. IT6-9
C. IT7-11
D. IT11-12
【单选题】
尺寸链组成环中,由于该环减小使封闭环增大的环称为( )。___
A. 增环
B. 闭环
C. 减环
D. 间接环
【单选题】
金刚石刀具非常适合切削()材料。___
A. 45钢
B. 低碳钢
C. 铸铁
D. 非金属材料
【多选题】
机床的种类虽然很多,但基本的有( )。其它各种基础都是由这些机床演变而来的。___。
A. 车床
B. 铣床
C. 刨床
D. 磨床
E. 钻床
【多选题】
机械加工工艺过程由( )组成。___。
A. 工序
B. 工步
C. 工位
D. 走刀
E. 安装
【多选题】
一般数控铣削加工时,常用的最终热处理不包括()。___
A. 淬火
B. 退火
C. 渗碳
D. 渗氮和碳氮共渗
E. 正火。
【多选题】
硬质合金刀具的特点有()。___。
A. 红硬性好
B. 耐磨性好
C. 强度和韧性差
D. 可加工性差
E. 塑性好
【多选题】
基面内包含的角为( )。___。
A. 刀尖角
B. 主偏角
C. 副偏角
D. 楔角
E. 刃倾角
【多选题】
系统误差又可分为( )。___。
A. 机床制造误差
B. 常值性系统误差
C. 变值性系统误差
D. 随机误差
E. 几何加工误差
【多选题】
切屑的种类有()。___。
A. 带状切屑
B. 节状切屑
C. 粒状切屑
D. 挤裂切屑
E. 崩碎切屑 47.会削弱刀头强度的角度有( )。(AC)。
【多选题】
下列影响刀具寿命的因素有()。___。
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B. 切削速度
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D. 刀具前角
E. 工件材料
【多选题】
工艺系统受力变形引起的误差大小主要受( )影响。___。
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D. 受力时间
E. 切削力作用点位置
【多选题】
精基准选择的原则包括( )。___。
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E. 只能用一次
【多选题】
切削力可分解为()。___。
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【多选题】
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A. 了解金属切削过程及其基本规律
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C. 机械加工装备(机床、刀具、夹具)的结构特点及应用
D. 熟悉机械加工精度及表面质量的概念及其控制方法
E. 机械加工工艺和装配工艺。
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常见的定位表面组合有()。___。
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D. 平面与其它表面组合
E. 锥面与锥面组合
【多选题】
切削热的来源有() ___。
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C. 塑性变形
D. 弹性变形产生
E. 刀具前面与工件的挤压
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机械加工表面质量包括( )___。
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C. 波度
D. 表面层残余应力
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【多选题】
常用的装配工艺方法有( )。___。
A. 互换法
B. 选配法
C. 修配法
D. 调整法
E. 组合法
【多选题】
硬质合金刀具的特点有()。___。
A. 红硬性好
B. 耐磨性好
C. 强度和韧性差
D. 可加工性差
E. 塑性好
【多选题】
组成环包括( )。___。
A. 封闭环
B. 增环
C. 减环
D. 组成环
E. 尺寸环
【多选题】
下列加工种类属于特种加工的有( )。___。
A. 电火花
B. 线切割
C. 激光加工
D. 数控磨削
E. 数控铣削
【多选题】
下列( )属于原始误差范畴。___。
A. 工艺系统的几何误差
B. 工艺系统受力变形引起的误差
C. 工艺系统热变形引起的误差
D. 工件的残余应力引起的误差
E. 机床制造误差
【多选题】
《机械制造技术》课程需要掌握切削原理、( )和工艺规程设计等基本原理和基础理论。___。
A. 刀具的结构与材料
B. 制造工艺
C. 金属切削机床
D. 定位原理
E. 制造质量控制
【多选题】
切削力可分解为()。___
A. 摩擦力
B. 法向力
C. 背向力
D. 进给力
E. 主切削力
【多选题】
齿轮加工中,( )属于展成法加工。___。
A. 铣齿
B. 滚齿
C. 插齿
D. 剃齿
E. 刨齿