How the COVID-19 vaccines were created so quickly - Kaitlyn Sadtler...

How to play: Listen and write the words to fill the spaces in the sentences.

Write the words you hear.

View all subtitles

More exercises you might enjoy

What is Consciousness? IS MATTER OR CONSCIOUSNESS AN ILLUSION?

Can you outsmart this logical fallacy? - Alex Gendler

What is St. Patrick's Day?