3 sentences

1. 我不喜欢黑白电影。

   wǒ bù xǐ​huan hēi​bái diàn​yǐng.

   I don't like black-and-white movies.

   Source: OpenSubtitles

2. 提高对比度能使图像的黑白界限更加分明。

   tí​gāo duì​bǐ​dù néng shǐ tú​xiàng de hēi​bái jiè​xiàn gèng​jiā fēn​míng.

   Increasing the contrast makes the boundaries between black and white in the image clearer.

   Source: Dong Chinese Dictionary

3. 民间传说中，黑白无常是专门勾摄生魂的使者。

   mín​jiān chuán​shuō zhōng, hēi​bái wú​cháng shì zhuān​mén gōu​shè shēng hún de shǐ​zhě.

   In folklore, the Black and White Guards are messengers who capture the souls of the living.

   Source: Dong Chinese Dictionary