nǐ / bié / xìn / tā / nà / xiē / huā / huā / jiǎ / jiǎ / de / chéng / nuò / ， / gēn / běn / duì / xiàn / bù / liǎo / 。

你别信他那些花花假假的承诺，根本兑现不了。

Don't believe those false promises of his, they will never be fulfilled.