Doctor, please give this child first aid.
This airplane is capable of carrying 40 passengers at a time.
Are you going by air or by train?
She won't take an airplane for fear of a crash.
Men can not exist without air.
Quite by chance, I met my old friend in the airport.
He married an air hostess.
The tire leaks air.
My parents have gone to the airport to see my uncle off.
Without an air conditioner, people nowadays cannot live.