I paid for the airfare and meals for my family, but the hotel room was on the company.
The painting hangs on the wall.
turn the television on.
Can I see you on a different day? On Sunday I'm busy.
Can't you see I'm on the phone?.
Ten years on nothing had changed in the village.
On Jack's entry, William got up to leave.
The dog survived three weeks on rainwater.
Is the show still on?.
To contact someone on a hunch.
After resting on his elbows, he stood on his toes, then walked on his heels.
an operator on V.
the free group on four letters.
on holiday.
He's acting so strangely, I think he must be on something.
on the table; on the couch.
a function on V.
I haven't got any money on me.
The World Summit on the Information Society.