To Bet

James: Where's Chris? Class is going to start in like 2 minutes.

Steve: I know. I bet he's going to be late again.

James: Man, that guy is always late.

Julie: Did you hear about the big sale this weekend at Forever 21? 

Diane: Yeah, I bet it's going to be so crowded tomorrow. I'm going to get there early before things get to crazy.

Julie: Good idea!

Meaning: "to bet" is used in American English when you think you are pretty sure about something. It basically means "I think." Practical idioms like this are taught in the Speaking and Conversation classes at LSI. For more information please visit www.languagesystems.com