问题 多项选择题

《维护规程》规定:每月应进行的开关电源维护项目有()。

A.检查浮充电压、电流是否正常

B.检查模块液晶屏显示功能是否正常、翻看告警记录

C.测量直流熔断器压降或温升、汇流排的温升有无异常

D.检查各整流模块风扇运转是否正常

E.校准系统电压、电流值

答案

参考答案:A, B, C, D

填空题

阅读下面短文,用所给词的适当形式填空

Dear mom,

     I'm having a great time in Hong Kong, although I have to be honest and say that I prefer Shanghai. Still, it's a

great place (1)__________(visit) and I'm (2)__________(luck) to be here for my six-month English course.  My

accommodation is with an English family. They are (3)__________(friend) to me. We are getting on well with each

other. By the way, my host family (4)__________(take) me to an Indian film festival next weekend.  

     There are so many things (5)__________(see) and to do here. Every day I have many (6)__________(activity)

which take place after class. I can (7)__________(take) trips to the beaches, Disneyland and soon I can also go to

various (8)__________(shop) centres, sports centres, cinemas and concerts.

     There are lots of different kinds of food here. Last night I (9)__________(go) for Italian food before the concert.

Do you like it? I don't know what (10)__________(try) next.

     Recently I (11)__________(make) progress with my speaking and listening skills. My host family also teaches

me something about English culture.

     In general, I (12)__________(have) a good time, but I miss you very much.

                                                                                                                                                        Yours,

                                                                                                                                                        Li Feng

单项选择题 A1/A2型题