问题 问答题 简答题

符号QXN₁;—25A表示什么意义?

答案

参考答案:

(1)QX表示电气化铁道悬挂用棒式绝缘子。(2)N表示耐污型。(3)“1”表示用于轻污区。(4)“25”表示额定电压25kV。(5)A表示上端附件为单孔,下端附件为双孔。

完形填空

第一节 完形填空(共15小题,每小题2分,满分30分)

阅读下面短文,从短文后所给各题的四个选项(A、B、C、D)中选出能填入空白处的最佳选项,并在答题卡上将该项涂黑。

Paul received an expensive car from his brother as a Christmas present.On Christmas Eve Paul saw a dirty and poorly-dressed boy walking  1  his shining car.“Is this your car,Paul?”he asked.

Paul told him how he got the car and the boy was  2 .“You mean your brother gave it to you and it didn’t  3  you anything?Boy,I wish…”  he said, without  4  his sentence.Paul thought the boy wished he had a  5  like that. But what the boy said surprised Paul greatly. “I wish,” the boy went on,“that I could be a brother like that.”

Paul looked at the boy in  6 . He invited him to take a  7  in his car and the boy agreed happily. After a short ride,the boy turned and with his eyes  8 ,said,“Paul,would you  9  driving in front of my house?”

Paul  10  a little.He thought the boy wanted to  11  his neighbours that he could ride home in a big car. But Paul was wrong  12 . The boy ran back into his house, and after a short while came back with his disabled brother in his arms.

He  13  him down on the step and pointed to the car. “There she is, Buddy, just like what I told you  14 . His brother gave it to him for Christmas and he didn’t  15  a cent for it. Some day I’m going to give you one just like it.”

1.A.inside                       B.around                    C.through                  D.across

2.A.interested                 B.excited                   C.satisfied                  D.surprised

3.A.take                         B.pay                        C.cost                        D.spend

4.A.finishing                  B.understanding          C.hearing                   D.checking

5.A.car                           B.brother                   C.sister                      D.family

6.A.surprise                    B.admiration                 C.satisfaction              D.respect

7.A.seat                          B.rest                        C.ride                        D.picture

8.A.watering                   B.shaking                   C.wondering                 D.shining

9.A.mind                        B.like                        C.please                     D.offer

10.A.agreed                    B.smiled                    C.nodded                   D.thought

11.A.frustrate                  B.shock                     C.remind                   D.show

12.A.either                        B.too                         C.again                  D.instead

13.A.seated                     B.dropped                  C.let                          D.kept

14.A.before                    B.upstairs                   C.yesterday                D.outdoors

15.A.pay                        B.cost                        C.bring                      D.return

单项选择题