Here are some examples of how to use it in a sentence:
* 我昨晚做了一个梦。 (Wǒ zuó wǎn zuò le yī ge mèng.) - I had a dream last night.
* 我梦见了一条龙。 (Wǒ mèng jiàn le yī tiáo lóng.) - I dreamed of a dragon.
* 我希望我的梦想能实现。 (Wǒ xī wàng wǒ de mèng xiǎng néng shí xiàn.) - I hope my dreams can come true.