H_ _ _ _ _ _ _ _
Houseboat
c_ _ _ _ _
castle
L_ _ _ _ a_ _ _ _
Look after
A_ _ _ _ _ _ _ _
Appliance
M_ _ _ _ _ _ _ _
Motorhome
I_ _ _
iron
W_ _ _
Wifi(wireless fidelity)
S_ _ _ _ _ _ _ _ _
Skyscraper
h_ - t_ _ _
hi-tech
W_ _ _ _ _ _ _
Wireless
A_ _ _ _ _ _ _ _
Automatic
C_ _ _ _ _ _ _ _ _ _
Condominium
V_ _ _ _
Villa
C_ _ _ _ _ _ _ _ _ _
Comfortable
_ _ _
UFO(unidentified flying object)