15．
| Good luck，makes，trouble，improve myself，all the time |
A：Though you guys are busy，could you just lend me an ear for a moment？
B：Something wrong？You are not yourself today．I observe（观察） you （57）all the time，you know．
A：I've been getting into （58）troublebecause I don't know how to focus on my study as a Grade 9student．And I really wish for tips from you because you have set a good example for me．
B：To tell you the truth，I really experienced a hard time like you．However，I could face problems confidently．That （59）makesa big difference．
A：Can you tell me how to adjust（调整） my habit of learning and （60）improve myselfa lot？
B：I'm afraid you'd better change your way of listening in class．I mean that you not only look at the blackboard while listening carefully but also follow the teacher and speak if possible．Listening，thinking and speaking can work together to improve yourself greatly．
A：It makes sense．I will try and won't just listen lazily．Thanks a lot．
B：（61）Good luckwith your new way of learning．
