In some parts of the world, this means 'autumn'.
Fall
This is another way of saying 12.00 in the afternoon.
at midday
Businessmen and businesswomen go to this place to work and have meetings.
an office
If you visit this very dark place in the rocks, you might see bats inside it.
a cave
This is another way to say Saturday and Sunday.
weekend
A new one of these begins every hundred years.
a century
Look up when you are outside in the day or at night and you will always see this.
the sky
In this kind of weather, it's very difficult to see places that are far away.
fog
Most people are awake for about 16 of these each day.
hours
You might feel frightened in this loud, wet and windy kind of weather.
a storm
Only plants that don't need lots of water can grow in this hot, dry place.
a desert
This is sea water that moves up and down in the wind.
a wave
This person can fix a tooth that has a hole in it.
a dentist
When you are online, you can find all kinds of information on these.
websites
This is when one day finishes and another begins.
at midnight
In each hour, there are 60 of these.
minutes
You look at words and pictures on this part of a computer when you're studying.
a screen