Look at the text below. In 40 seconds, You must read this text aloud as naturally and clearly as possible. You have 40 seconds to read aloud
Current Status:
Beginning in 40 seconds
Answer
Some people object that in order for the eye to modify and still remain a useful instrument to its owner, many changes would have had to take place simultaneously. However, it is not necessary to suppose this if the modifications were extremely slight and gradual.
