Listen to this ted talk by Raymond Wang, a 17 year old student and inventor. As you listen, answer the IELTS-style questions.
(This is an advanced listening exercise and is actually more difficult than IELTS because the speaker speaks quickly. If you catch 50% of the answers, you are doing well! The answers are below.
Note that when you have finished the exercise you can view it on Youtube and if you scroll down a little on the Youtube page and click ‘interactive script,’ you can read while you listen again. )
Fill each space with NO MORE THAN THREE WORDS AND / OR A NUMBER.
How Germs Travel on Planes & How We Can Stop Them
- Three billion people travel by plane each year.
- Raymond became interested during the Ebola outbreak.
- One person with H1N1 spread disease to 17 people.
- One person with SARS spread disease to 22 people.
- Air is circulated via inlets and outlets in the main cabin.
- (1) _______________ percent of pathogens are eliminated near outlets.
- One person sneezes and the sneeze is swirled around multiple times
- 2D drawings were put into 3D modelling software
- computer told where the air goes in and out of the cabin
- a bunch of (2) _______________ is thrown in
- calculations made
- Raymond conducted more than 32 different simulations and created a (3) _______________.
- The new device reduces pathogen transmission by (4) _______________ times and increase fresh air inhalation.
- The device is easy to install with just a couple of (5) _______________.
- The system works effectively regardless of whether the middle, window or (6) _______________ seat passenger sneezes.
COSTS OF DISEASE
- SARS cost the world (7) $_______________.
- A future disease could cost the world more than $3 trillion.
FUTURE OF THE INVENTION
- Could be installed overnight, but first it needs to go through certification,
- (8)_______________ and various regulatory processes.
- Sometimes the best solutions are the (9) _______________.
- This solution couldn’t have occurred two years ago because it wouldn’t have been supported by available technology.
- Now is the golden era for (10) _______________ .
- 99.7 (if you included the % sign or the word ‘percent,’ your answer is wrong because that information has already been provided.)
- solutions / global inlet director (both answers are correct, but if you wrote them both, your answer is wrong, because you have too many words)
- 55 (this one was hard to catch because you were probably still thinking about the previous one)
- aisle (if you wrote ‘aisle seat,’ it is wrong because the word ‘seat’ has already been provided.
- 40 billion (if you wrote’dollars’ it is wrong because the $ symbol has already been provided
- flight testing
If you have an incorrect spelling, your answer is wrong.
If you have a different word with the same meaning, the answer is wrong. You must write the words you hear.