1. If I were a plumber, I would put in and mend water pipes.
2. If I were a barber, I would cut hair.
3. If I were a receptionist, I would welcome the visitors.
4. If I were an interior decorator, I would decorate houses, flats and offices.
5. If I were a piano tuner, I would tune pianos.
7. If I were an estate agent, I would buy and sell houses,flats and offices.
8 If I were a travel agent,I would plan holidays and journeys.
9. If I were an optician, I would make glasses and contact lenses.
10. If I were a hairdresser, I would cut and arrange hair.
Это условные предложения 2 типа( Conditionals II),строятся по схеме: в придаточной части,где есть союз if/when употребляется глагол в Past Simple( 2я форма неправильного глагола или правильный глагол с окончанием ed), в главном предложении употребляется would+ инфинитив без частицы to.