Tony ______ sing Chinese songs .
--- What do you think of what I said?--- Sorry. I _____ about something else.
---Why not stop __________ a rest?--- Oh, it’s so exciting that I can’t stop ____________ the model plane.
The house is made ______ bamboo and it is made _______ six rooms.
The computer still works well, we _____ buy a new one at the moment.
Today’s home is so difficult that I still need _________ minutes.