※ 밑줄 친 부분에 들어갈 가장 적절한 것은? [문 1～문 4] A:I feel nervous when I read an English poem in front of people. What do you think I should do? B:I think you should practice reading out loud until you feel comfortable. A:Practice until I feel comfortable? B:Yes. It worked for me. I'm sure __________________. A:Okay. I'll give it a try.