3 sentences

1. 你激起了我的兴趣。

   nǐ jī qǐ le wǒ​de xìng​qù.

   You've piqued my interest.

   Source: OpenSubtitles

2. 我可以看出我已经激起了他的兴趣。

   wǒ kě​yǐ kàn chū wǒ yǐ​jing jī qǐ le tā de xìng​qù.

   I could see that I had piqued his interest.

   Source: CCMatrix

3. 「为什么」会激起负面情绪；「是什么」会让我们好奇。

   " wèi​shén​me" huì jī qǐ fù​miàn qíng​xù;" shì shén​me" huì ràng wǒ​men hào​qí.

   “Why” questions stir up negative emotions; “what” questions keep us curious.

   Source: CCMatrix