What is .................. (hot) planet in the Solar system?
MERCURY
Is hot air ........................(light) or .....................(heavy) than cold air?
LIGHTER
What is the .............................(small) country in the world?
THE VATICAN
What is ..............the most populated city in the world?
TOKYO
Which singing voice is .........................(high) pitch; soprano, baritone or tenor?
SOPRANO
Which is the ..................(far) planet from the sun?
PLUTO
Which of the following countries is ........................(large) than Canada: Argentina, China, Russia or Australia?
RUSSIA
In which country did the world's ................. (bad) nuclear disaster take place in 1986? Is it the USA, Sweden, China or Russia?
RUSSIA
What is the ................. (fast) thing we know in our universe?
THE LIGHT
Of which creature are there ....................(many) species on this earth? Flies, beetles, frogs or snakes?
BEETLES
Which mountain is ................... (high) than Mount Aconcagua? Mount Kilimanjaro, Mount Everest, Mount Denali or Mont Blanc?
MOUNT EVEREST
Which sense suffers the ........... (great) damage when someone is struck by lightning?
HEARING
What is the .................. (easy) planet to see in the night sky? (It is the brightest one.)
VENUS
Which continent is .................. (large) and .................... (populous) than America?
ASIA
