3 sentences

1. 面对困难，我们绝不能坐以待毙，必须主动出击。

   miàn​duì kùn​nan, wǒ​men jué bù néng zuò​yǐ​dài​bì, bì​xū zhǔ​dòng chū​jī.

   Faced with difficulties, we must never sit and wait for death; we must take the initiative.

   Source: Dong Chinese Dictionary

2. 面对市场竞争，这家企业决定主动出击，开发新产品。

   miàn​duì shì​chǎng jìng​zhēng, zhè jiā qǐ​yè jué​dìng zhǔ​dòng chū​jī, kāi​fā xīn chǎn​pǐn.

   Facing market competition, this company decided to take the initiative and develop new products.

   Source: Dong Chinese Dictionary

3. 趁着夜色，我军主动向敌方阵地出击。

   chèn​zhe yè​sè, wǒ jūn zhǔ​dòng xiàng dí​fāng zhèn​dì chū​jī.

   Under the cover of night, our army launched an attack on the enemy positions.

   Source: Dong Chinese Dictionary