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
Researchers grouped 160 uncaffeinated adults, people who consumed less than 500 milligrams of caffeine a week. These decaf subjects looked at pictures of many objects, then took either a placebo or a pill consisting 200 milligrams of caffeine. And that’s roughly the amount you’d get from two cups of coffee.