3 sentences

1. 全军进入了戒备状态。

   quán​jūn jìn​rù le jiè​bèi zhuàng​tài.

   The entire army has gone on high alert.

   Source: Dong Chinese Dictionary

2. 前方捷报频传，令全军将士士气大振。

   qián​fāng Jié bào pín​chuán, lìng quán​jūn jiàng​shì shì​qì dà zhèn.

   Frequent news of victory from the front greatly boosted the morale of the entire army.

   Source: Dong Chinese Dictionary

3. 这支突击队由全军最精锐的士兵组成。

   zhè zhī tū​jī​duì yóu quán​jūn zuì jīng​ruì de shì​bīng zǔ​chéng.

   This commando unit is composed of the most elite soldiers in the entire army.

   Source: Dong Chinese Dictionary