5 sentences

1. 他一直很想要她，但从未表白。

   tā yī​zhí hěn xiǎng​yào tā, dàn cóng​wèi biǎo​bái.

   He had always wanted her but never confessed his feelings.

   Source: Dong Chinese Dictionary

2. 我只是来表白我对你的爱的。

   wǒ zhǐ​shì lái biǎo​bái wǒ duì nǐ de ài de.

   I just came to profess my love for you.

   Source: OpenSubtitles

3. 他暗恋她很久了，却一直不敢表白。

   tā àn​liàn tā hěn jiǔ le, què yī​zhí bù gǎn biǎo​bái.

   He has had a crush on her for a long time but never dared to confess his feelings.

   Source: Dong Chinese Dictionary

4. 他向心仪的女孩表白，结果被发卡了。

   tā xiàng xīn​yí de nǚ​hái biǎo​bái, jié​guǒ bèi fā​kǎ le.

   He confessed his feelings to the girl he liked but got friend-zoned.

   Source: Dong Chinese Dictionary

5. 他试图在信中向朋友表白自己的心迹。

   tā shì​tú zài xìn zhōng xiàng péng​you biǎo​bái zì​jǐ de xīn​jì.

   He tried to express his inner feelings to his friend in the letter.

   Source: Dong Chinese Dictionary