Fill the gap
An _____ helps people get from place to place quickly.
aeroplane
What is an invention? Explain it in English.
It's something that makes our lives easier.
People _____ rub out writing with bread. Now they use rubbers.
used to
People invented the _____ 5000 years ago.
wheel
A long time ago, people used candles.
Today, what do people use to see at night?
electric lights
They _____ have electricity. They used to use candles.
didn't use to
Inventions give _____ to
problems.
solutions
Can you name a modern
invention?
e.g. a mobile phone
Why _____ people _____ read by candlelight? They used to read by candlelight because they didn't have electricity.
did, used to
I tried to do that exercise, but I _____. Can you help me?
failed
What are some useful inventions?
e.g. batteries, the wheel, computers, mobile phones
Before the invention of the aeroplane, people _____
(not / travel) by air.
Before the invention of the aeroplane, people didn't use to travel by air.
Thanks to your help, I _____ .
succeeded
What skills do inventors need to have?
imagination and creativity
How did people use to travel before aeroplanes?
They used to travel by: boats, trains, bikes etc.