The Smiths have their piano tuned on a _____ basis.
regular
proper
normal
right
She cut the cake into eight _____ after she had blown out the candles.
portions
sizes
elements
figures
Ben has just bought a house, so he can't _____ to go on holiday this year.
price
budget
afford
cost
The company will _____ a new line of cosmetics onto the market this autumn.
bring
commence
put
introduce
