Definitions
An expensive apartment on the top floor of a tall building
penthouse apartment
My great-grandparents now live in an apartment in the city center. This house was built for them. (use for whom)
My great-grandparents now live in an apartment in the city center for whom this house was built.
On a dot
Exactly on time
Which language is the first language of Chinese people?
Mandarin
The closest non-bordering country to the US.
Russia
being effective without wasting time, effort or expense
efficient
The results of the design competition will be announced next month. We have made a jewellery box for the competition. (use for which)
The results of the design competition will be announced next month for which we have made a jewellery box.
last but not least
the last person or thing to be mentioned is as important as all the others
What does it mean in Russia if you tap the side of your head with your finger?
Madness
What is the smallest country in the world?
Vatican
able to be created again
renewable
Sherlock Holmes was a great success for the author. The new TV series is based on it. (use on which)
Sherlock Holmes was a great success for the author on which the new TV series is based.
pain in the neck
someone or something that is very annoying
Why do balls have a sphere shape?
Easy to throw and catch
What do camels have in their hump? (fat or water)
Fat
a very hard building material made by mixing together cement, sand, small stones, and water
concrete
The Colosseum is one of Rome's most famous buildings. Gladiators fought to the death in this place. (use in which)
The Colosseum is one of Rome's most famous buildings in which gladiators fought to the death.
over the moon
extremely happy
Why is ice cream cone conical?
easy to hold in your hand/when the ice cream melts it is collected in the bottom of the cone
In which country is Machu Picchu?
Peru
the movement of heat from one object to another one that has different temperature when they are touching each other
conduct heat
If you (be) an architect what kind of buildings (you/ choose) to design?
If you were an architect, what kind of buildings would you choose to design?
on a knife-edge
situation where nobody knows what will happen next
How many languages are there in Papua New Guinea?
about 800
It is a light building material that comes from tall and thin plant, it is from the grass family, but it's very strong.
Bamboo