测试730

Are you enjoying the video lesson?

• Yes

• No

How many strangers are competing in the game?

• 7

• 8

• 9

• 10

What is the prize for the winner of the competition?

• $50

• $100

• $200

• A trophy

What happens to a participant after each round?

• They win a small prize.

• They are eliminated.

• They get to ask a question.

• They switch teams.

What are the bones in the human spine called?

• Ribs

• Femurs

• Vertebrae

• Cranium

How long is an eon?

• 100 years

• 1,000 years

• 1 million years

• A billion years