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【简答题】
单项选择。 ( ) 1. — ____________________ — I have a cold. A. What ’ s wrong with you? B. How do you feel? C. What should I do ? ( ) 2. We didn ’ t leave the rain stopped. A. when B. because C. unit ( ) 3. It ’ s difficult for the small town to with the big city. A. share B. compare C. provide ( ) 4. Mandy always takes my things without . A. ask B. asking C. asks ( ) 5. My parents allow me my friends once a week. A. to meet B. meet C. meeting ( ) 6. The little boy his seat to an old lady on the crowed bus. A. lent B. offered C. took ( ) 7.Here is a book. First it and then tell me what you think of it. A. look up B. look after C. look through ( ) 8.While Mary , Her sister went out. read B. was reading C. reads ( ) 9. I washing my hair in the morning. A. am used to B. used to C. be used for ( ) 10. Tom has to go to school every day, because his parents are too busy to take him to school. A. early B. lonely C. alone ( ) 11. I think you should say sorry to him you can be friends again. A. in order to B . if C. so that ( ) 12. —Where are you going? — To the school library. I need to some books. A. borrow B. lend C. keep ( ) 13. — I have too much housework to do at home. — ask your husband for help? A. Why don ’ t B. How about C. Why not ( ) 14. — Bob, your room is a real . — I am sorry. I will clean it up at once. A . mess B . difficulty C . discussion ( ) 15. — Could you please help me with this problem? I can ’ t work it out. — ] A. Yes, I could. B. No problem. C. Sorry, I don ’ t have to. ( ) 16 .Tom, you can’t turn off the machine like that. Let me tell you the _______ way. A. proper B. crazy C. independent ( ) 1 7.We all felt nervous when our teacher _______ test papers to us. A. worked out B. gave out C. put off ( ) 1 8.I always get up early _______ I can have enough time for breakfast. A.so that B. although C. until ( ) 1 9.—I didn’t see you at the meeting yesterday. Why? — I _______ for an important telephone call at that moment. A. waited B. am waiting C. was waiting ( ) 2 0.—Could you take care of my car when I go on a vocation? — _______. A. Good idea. B. That’s right. C. No problem.
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参考答案:
举一反三
【单选题】定位器的偏移角最大不得大于( C )度。
A.
10
B.
15
C.
18
D.
20
【单选题】定位器在平均温度时应垂直于线路中心线,当温度变化时,顺线路方向的偏移量应与接触线在该点随温度变化伸缩量相一致,其偏角最大不得大于( )。
A.
(A)15o
B.
(B)18o
C.
(C)20o
D.
(D)22o
【单选题】定位器在平均温度时应垂直于线路中心线,当温度变化时,顺线路方向的偏移量应与接触线在该点随温度变化伸缩量相一致。其偏角最大不得大于( )。
A.
15°
B.
18°
C.
20°
D.
22°
【单选题】id选择器使用( )进行标识,后面紧跟id名
A.
^
B.
*
C.
#
D.
.
【单选题】定位器在无偏移温度时应垂直于线路中心线;温度变化时,顺线路方向的偏移量应与接触导线在该点的伸缩量相一致,其偏角最不得大于()°。
A.
10
B.
12
C.
18
D.
20
【简答题】id选择器使用 进行标识,后面紧跟id名。
【单选题】定位器在平均温度时应垂直于线路中心线,当温度变化时,顺线路方向的偏移量应与接触线在该点随温度变化伸缩量相一致,其偏角最大不得大于( )度。
A.
15
B.
18
C.
20
D.
22
【判断题】id 选择器使用#进行标识,后面紧跟id名。
A.
正确
B.
错误
【单选题】 661.采用敲打法安装滚动轴承时,管子的内径稍大于轴承内环内径( )。
A.
1 ~ 2mm
B.
2 ~ 5mm
C.
5 ~ 6mm
D.
7mm
【简答题】在CSS中,类选择器使用__________进行标识,后面紧跟类名;id选择器使用_______进行标识,后面紧跟id名;通配符选择器用_______进行标识。
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