1. Talk directly: You can choose to talk directly with your boyfriend about your credit card bill and explain your repayment plan. You can honestly tell him that you need his help and let him know that this bill has an impact on your financial situation. Through direct discussion, misunderstanding and speculation can be avoided, and trust and cooperation between you can also be enhanced.

2. Make a repayment plan: You can make a repayment plan with your boyfriend and gradually pay off the credit card bill. This plan can include how much money needs to be repaid each month and the specific repayment date. This will ensure that you all have a clear plan and can solve the problem step by step.

3. Give incentives: Give your boyfriend some incentives to encourage him to pay off your credit card bill as soon as possible. For example, you can propose a reward scheme. For example, if he pays off the bill within the specified time, you can give him some rewards.

4. Seek the help of a neutral third party: If you have communication and understanding problems, you can consider seeking the help of a neutral third party, such as a financial consultant or emotional counselor. They can help you better understand each other's position and find a solution to the problem.

No matter which way you choose, the most important thing is to remain calm, rational and respectful. Try to avoid quarrels or accusations, but aim at solving problems while maintaining mutual respect and understanding.