1) Will you guarantee it?
您能保证吗?
2) Is it under warranty for some period?
能保证有效期吗?
3) Could I help you?
我能帮您吗?
4) Do you have a library card?
您有借书证吗?
5) Have you got any identification?
您有身份证明吗?
6) Have you a registration card?
您有挂号证吗?
参考词条