9 sentences

1. 谁知道他这么害羞？

   shéi​zhī​dao tā zhè​me hài​xiū?

   Who knew he was so shy?

   Source: OpenSubtitles

2. 我的意思是，谁知道？

   wǒ de yì​si shì, shéi​zhī​dao?

   I mean, who knows?

   Source: OpenSubtitles

3. 谁知道呢，也许他们会出现。

   shéi​zhī​dao ne, yě​xǔ tā​men huì chū​xiàn.

   Who knows, maybe they will show up.

   Source: CCMatrix

4. 谁知道呢，也许我会成功的。

   shéi​zhī​dao ne, yě​xǔ wǒ huì chéng​gōng de.

   Who knows, maybe I will succeed.

   Source: CCMatrix

5. 谁知道呢，也许他们是对的？

   shéi​zhī​dao ne, yě​xǔ tā​men shì duì de?

   Who knows, maybe they are right?

   Source: CCMatrix

6. 简短的回答似乎是：谁知道？

   jiǎn​duǎn de huí​dá sì​hū shì: shéi​zhī​dao?

   The short answer appears to be: who knows?

   Source: CCMatrix

7. 谁知道，也许我会得到另一轮。

   shéi​zhī​dao, yě​xǔ wǒ huì dé dào lìng​yī lún.

   Who knows, maybe I’ll get another round.

   Source: CCMatrix

8. 谁知道晚饭加电影会花30块啊？

   shéi​zhī​dao wǎn​fàn jiā diàn​yǐng huì huā30 kuài a?

   Who knew dinner and a movie would cost 30 bucks?

   Source: OpenSubtitles

9. 谁知道，也许有一天他们会从你那里购买更实质的东西？

   shéi​zhī​dao, yě​xǔ yǒu​yī​tiān tā​men huì cóng nǐ nà​li gòu​mǎi gèng shí​zhì de dōng​xi?

   Who knows, maybe one day they'll buy something more substantial from you?

   Source: CCMatrix