5 sentences

1. 我的许可证是有效的。

   wǒ de xǔ​kě​zhèng shì yǒu​xiào de.

   My permit is valid.

   Source: OpenSubtitles

2. 你有许可证吗？

   nǐ yǒu xǔ​kě​zhèng ma?

   Do you have a permit?

   Source: OpenSubtitles

3. 我没有许可证。

   wǒ méi​yǒu xǔ​kě​zhèng.

   I don't have a permit.

   Source: OpenSubtitles

4. 不可接受，她拿走了我的许可证。

   bù kě jiē​shòu, tā ná​zǒu le wǒ de xǔ​kě​zhèng.

   Unacceptable, she took my permit.

   Source: OpenSubtitles

5. 在开店之前，你需要先办理营业许可证。

   zài kāi​diàn zhī​qián, nǐ xū​yào xiān bàn​lǐ yíng​yè xǔ​kě​zhèng.

   Before opening a shop, you need to apply for a business license first.

   Source: Dong Chinese Dictionary