A. was not
B. has not been
C. had not been
D. were not
[试题]Shellyhadpreparedcarefullyforherbiologyexaminationsothatshecouldbesureofpassingitonherfirst____________.A.)intentionB)attemptC.)purposeD)desire
[单选题]The goods are being prepared for immediate delivery and will be ready for()A . packedB . shipmentC . acceptD . agreement
[单选题]The goods are being prepared for immediate delivery and will be ready for()A . packedB . shipmentC . acceptD . agreement
[单选题]What should be prepared before disassembly of cylinder for main engine or auxiliary engine?
[名词解释] 冷藏调制食品(chilled prepared foods)
[单选题]()is for the operation ordering and the information exchange by internet among the firms. A . order processingB . order makingC . Electronic order systemD . order form
[单选题]controls the operation of the computer and performs its data processing functions.A.CPUB.DiskC.MemoryD.I/O
[单选题]controls the operation of the computer and performs it's data processing functions.A.CPUB.Hard diskC.MemoryD.Database system
[单选题]The operation of _______two alternators requires the voltages to be equal and also in phaseA.parallelingB.series-mountingC.runningD.controlling
[单选题]The operation of the Internet is closely monitored by the routers. When something unexpected occurs, the event will be reported by the protocol(73)。A.IGMPB.ICMPC.IPD.OSPF