4 sentences

1. 吸食鸦片对身体有害。

   xī​shí yā​piàn duì shēn​tǐ yǒu​hài.

   Smoking opium is harmful to the body.

   Source: Dong Chinese Dictionary

2. 鸦片藏在哪里了？

   yā​piàn cáng zài nǎ​lǐ le?

   Where is the opium hidden?

   Source: OpenSubtitles

3. 这是鸦片吗？

   zhè shì yā​piàn ma?

   Is this opium?

   Source: OpenSubtitles

4. 鸦片战争标志着中国近代史的开端。

   yā​piàn zhàn​zhēng biāo​zhì zhe Zhōng​guó jìn​dài shǐ de kāi​duān.

   The Opium War marked the beginning of modern Chinese history.

   Source: Dong Chinese Dictionary