W:Pardonme,canIaskforatableatthenon-smokingarea?M:Sure,butyouneedtowaitforacoupleofminutes.Youcanhavealookatthemenufirstatthewaitingarea.Iwillcallyouwhenthetableisavailable.Whatistherelationshipbetweenthetwospeakers?
A: Employerandemployee
B: Waiterandcustomer
C: Interviewerandinterviewee
D: Doctorandpatient
A: Employerandemployee
B: Waiterandcustomer
C: Interviewerandinterviewee
D: Doctorandpatient
举一反三
- —I’m leaving now. —______ you turn off the lights and the computer. A: To make sure B: Make sure C: Made sure D: Making sure
- 热阻系数的单位是() A: (m·;;;K)/W B: (m·;;;K)/W C: W/(m·;;;K) D: W/(m·;;;K)
- 热阻R的单位是()。 A: m〃k/w B: m〃k/w C: W/m〃k D: W/m〃k
- 热导率的单位为() A: W/(m·℃) B: W/(m·℃) C: W/(kg·℃) D: W/(s·℃)
- 热导率的单位是( )。 A: W/m B: W/m<sup>2</sup> C: W/(m·K) D: W/(m<sup>2</sup>·K)