3 sentences

1. 这种事岂能容忍？

   zhè zhǒng shì qǐ néng róng​rěn?

   How can such a thing be tolerated?

   Source: Dong Chinese Dictionary

2. 岂其然居？

   qǐ qí rán jī?

   How could that be?

   Source: Dong Chinese Dictionary

3. 这种关乎生死的大事，岂能视同儿戏？

   zhè zhǒng guān​hū shēng​sǐ de dà​shì, qǐ néng shì​tóng ér​xì?

   How can a matter of life and death be treated as child's play?

   Source: Dong Chinese Dictionary