3 sentences

1. 这起空难导致了数百人遇难。

   zhè qǐ kōng​nàn dǎo​zhì le shù​bǎi rén yù​nàn.

   This air disaster resulted in the deaths of hundreds of people.

   Source: Dong Chinese Dictionary

2. 他是这次空难中唯一的幸存者。

   tā shì zhè cì kōng​nàn zhōng wéi​yī de xìng​cún​zhě.

   He was the sole survivor of the plane crash.

   Source: Dong Chinese Dictionary

3. 许多乘客在这次空难中不幸遇难。

   xǔ​duō chéng​kè zài zhè cì kōng​nàn zhōng bù​xìng yù​nàn.

   Many passengers unfortunately perished in this plane crash.

   Source: Dong Chinese Dictionary