Quiz · How Our Bodies Work

Question 1What is the teacher talking about in this lesson?

How to treat common illnesses Why exercise is good for children How the human body works What food keeps the stomach healthy

Question 2How many times does the heart beat every day?

About ten thousand times About one million times About two hundred times About one hundred thousand times

Question 3Why did the lesson finish later than planned?

The class asked many questions The teacher felt unwell A video would not play The students took a test