Choose the phrases you can use to show your approval of your friend's extreme activities. More than one answer is possible.

Tick the correct answers.

• I'm thinking of learning to walk on a tightrope. What do you think?
• If I were you, I wouldn't take up whitewater rafting. It's too dangerous.
• I'm not sure it's a good idea to start parkour running at your age.
• Do you think it's a good idea to try scuba diving next summer?
• Do you think I should experience riding on a big roller coaster once?
• Are you asking me if you can try kitesurfing? Sure, it's a great idea.
• I think it's a great idea! If I were you, I'd join a scuba diving class for sure.
• I would think twice about that, it's obviously unsafe!
• What do you think about going trekking in the mountains?