5 sentences

1. 向日葵在阳光下盛开。

   xiàng​rì​kuí zài yáng​guāng xià shèng​kāi.

   Sunflowers are in full bloom under the sun.

   Source: Dong Chinese Dictionary

2. 向日葵有明显的转头现象。

   xiàng​rì​kuí yǒu míng​xiǎn de zhuàn​tóu xiàn​xiàng.

   Sunflowers exhibit a distinct behavior of turning their heads.

   Source: Dong Chinese Dictionary

3. 所有的向日葵都朝向太阳。

   suǒ​yǒu de xiàng​rì​kuí dōu cháo​xiàng tài​yang.

   All sunflowers face the sun.

   Source: Dong Chinese Dictionary

4. 这张照片的前景是一片盛开的向日葵。

   zhè zhāng zhào​piàn de qián​jǐng shì yī piàn shèng​kāi de xiàng​rì​kuí.

   The foreground of this photo is a field of sunflowers in full bloom.

   Source: Dong Chinese Dictionary

5. 院子里种着的向日葵长得很高，金黄色的花盘非常漂亮。

   yuàn​zi lǐ zhòng zhe de xiàng​rì​kuí zhǎng de hěn gāo, jīn​huáng​sè de huā​pán fēi​cháng piào​liang.

   The sunflowers in the courtyard have grown very tall, and their golden heads are beautiful.

   Source: Dong Chinese Dictionary