2 sentences

1. 他伤势严重，送医途中一直在吐血。

   tā shāng​shì yán​zhòng, sòng​yī tú​zhōng yī​zhí zài tù​xiě.

   He was seriously injured and kept vomiting blood on the way to the hospital.

   Source: Dong Chinese Dictionary

2. 这个程序改了十遍还有错，真是让人气到吐血。

   zhè​ge chéng​xù gǎi le shí biàn hái yǒu cuò, zhēn shì ràng rén qì dào tù​xiě.

   This program still has errors after ten revisions; it's enough to make you spit blood from frustration.

   Source: Dong Chinese Dictionary