THERE WERE/WEREN'T ANY PHONES 2000 YEARS AGO.
WEREN'T
THERE ______ (NOT) AN AIRPORT IN MY COUNTRY 100 YEARS AGO.
WASN'T
THERE WAS/WERE A DINOSAUR 100 MILLION YEARS AGO.
WAS
THERE ______ A ZOO IN MY CITY 30 YEARS AGO.
WAS
THERE WERE / WAS SOME BUSES IN MY CITY 20 YEARS AGO.
WERE
THERE WERE / WAS LOTS OF TROLLEYS 100 YEARS AGO.
WERE
THERE ______ LOTS OF HELICOPTER 20 YEARS AGO.
WERE
THERE WASN'T / WEREN'T A SHOPPING MALL IN OUR TOWN 50 YEARS AGO.
WASN'T
THERE _____ ANY MOVIE THEATERS IN MY TOWN 10 YEARS AGO.
WEREN'T
THERE ________ SOME MUSEUMS IN MY CITY 5 YEARS AGO.
WERE
THERE _______ A PARK IN MY TOWN 2 YEARS AGO.
WAS
THERE _______ SOME TAXIS 50 YEARS AGO.
WERE