28-2 跟读版 - 不懂的问题 可以这样去ask for help

Tim: Excuse me, Professor. I’m having a little trouble understanding today’s lesson. Could you help me with this part?

Brad: Alright, Tim. What are you having trouble with?

Tim: Well, I did all the steps, but I couldn’t figure it out. What does this mean?

Brad: Let’s see. Uh-oh. I’m pretty sure you made a mistake in step 3.

Tim: Alright, Lemme try again! Thanks, Professor!