街头采访关于雅思口语的部分，你可以采用以下方式进行：

开场白

"Excuse me, can I ask you a few questions about IELTS speaking test preparation？"

了解背景

"What kind of materials are you using to prepare for the speaking part of the IELTS？"

"How do you usually practice speaking English in your daily life？"

技巧询问

"Can you share some strategies that you find helpful for improving your pronunciation？"

"What topics do you find most challenging to talk about in English？"

模拟测试

"If I were to ask you about your views on environmental protection, how would you respond？"

结束语

"Thank you for taking the time to answer my questions. Good luck with your IELTS preparation!"

请根据具体情况调整问题，确保对话自然流畅。