3 sentences

1. 叙述这件事要根据实事。

   xù​shù zhè jiàn shì yào gēn​jù shí​shì.

   The account of this matter should be based on facts.

   Source: Dong Chinese Dictionary

2. 方法是活的，我们要根据实际情况调整。

   fāng​fǎ shì huó de, wǒ​men yào gēn​jù shí​jì qíng​kuàng tiáo​zhěng.

   Methods are flexible; we should adjust them according to the actual situation.

   Source: Dong Chinese Dictionary

3. 我们要根据实际情况，把这些问题对号入座。

   wǒ​men yào gēn​jù shí​jì qíng​kuàng, bǎ zhè​xiē wèn​tí duì​hào​rù​zuò.

   We should match these problems to the specific situations based on the actual facts.

   Source: Dong Chinese Dictionary