【单选题】It ______ Mi Green an hour to fix up his bicycle yesterday. [ ]
【单选题】How much would it have cost Ms. Rhodes to fix the leak during business hours?
【判断题】Fix cost in a company is always irrelevant when decision making.
【判断题】20 发电厂升压变压器低压绕组的额定电压应等于发电机的额定电压。( )
【简答题】John is called Mr.Fix.It is because there is almost nothing that he cannot fix.