3 sentences

1. 兔子，你跑来干嘛？

   tù​zi, nǐ pǎo​lái gàn​má?

   Rabbit, what are you doing here?

   Source: OpenSubtitles

2. 他一听到消息就急急忙忙跑来了。

   tā yī tīng​dào xiāo​xi jiù jí​jí​máng​máng pǎo​lái le.

   He rushed over as soon as he heard the news.

   Source: Dong Chinese Dictionary

3. 他只是听到了一点儿风，就急急忙忙跑来打听消息。

   tā zhǐ​shì tīng​dào le yī​diǎn r fēng, jiù jí​jí​máng​máng pǎo​lái dǎ​ting xiāo​xi.

   He rushed over to inquire about the news as soon as he heard a whisper of it.

   Source: Dong Chinese Dictionary