6 sentences

1. 别大意，任务还没完成。

   bié dà​yi, rèn​wu hái méi wán​chéng.

   Don't be careless; the task isn't finished yet.

   Source: Dong Chinese Dictionary

2. 粗心大意是他最大的毛病。

   cū​xīn dà​yi shì tā zuì dà de máo​bìng.

   Carelessness is his biggest shortcoming.

   Source: Dong Chinese Dictionary

3. 学习不能只死抠字眼，要理解大意。

   xué​xí bù néng zhǐ sǐ kōu zì​yǎn, yào lǐ​jiě dà​yì.

   Learning shouldn't just be about nitpicking words; you need to understand the general meaning.

   Source: Dong Chinese Dictionary

4. 请简要说明一下这篇文章的大意。

   qǐng jiǎn​yào shuō​míng yī​xià zhè piān wén​zhāng de dà​yì.

   Please briefly explain the main idea of this article.

   Source: Dong Chinese Dictionary

5. 从目前的形势来说，我们还不能大意。

   cóng mù​qián de xíng​shì lái shuō, wǒ​men hái bù néng dà​yi.

   Judging from the current situation, we cannot afford to be careless.

   Source: Dong Chinese Dictionary

6. 请用一两句话概括一下这个故事的大意。

   qǐng yòng yī liǎng jù huà gài​kuò yī​xià zhè gè gù​shi de dà​yì.

   Please summarize the main idea of this story in a sentence or two.

   Source: Dong Chinese Dictionary