A.ISDNB.OSIC.DDND.DSP
A. ISDN
B. OSI
C. DDN
DSP
A.atB.inC.after
A. at
B. in
C. after
A.specificB.disseminationC.protocolsD.communication
A. specific
B. dissemination
C. protocols
D. communication
The health centre in the hotel has a new swimming pool.
A. Right
B. Wrong
C. Doesn't say