4 sentences

1. 士兵们在猛烈的炮火中奋勇冲锋。

   shì​bīng men zài měng​liè de pào​huǒ zhōng fèn​yǒng chōng​fēng.

   The soldiers charged bravely amidst heavy artillery fire.

   Source: Dong Chinese Dictionary

2. 将军率领士兵，奋勇杀退了来犯之寇。

   jiāng​jūn shuài​lǐng shì​bīng, fèn​yǒng shā​tuì le lái​fàn zhī kòu.

   The general led his soldiers and bravely repelled the invading bandits.

   Source: Dong Chinese Dictionary

3. 将军一声令下，三军将士立刻奋勇向前冲击敌阵。

   jiāng​jūn yī shēng lìng xià, sān​jūn jiàng​shì lì​kè fèn​yǒng xiàng​qián chōng​jī dí​zhèn.

   At the general's command, the soldiers of the three services immediately charged forward bravely into the enemy ranks.

   Source: Dong Chinese Dictionary

4. 全国人民正朝着实现现代化的宏伟目标奋勇迈进。

   quán​guó rén​mín zhèng cháo​zhe shí​xiàn xiàn​dài​huà de hóng​wěi mù​biāo fèn​yǒng mài​jìn.

   The people of the whole country are forging ahead toward the grand goal of achieving modernization.

   Source: Dong Chinese Dictionary