HSK 3
Xiāoxi yī chuánkāi, tā liúxīng-gǎnyuè de gǎn huí jiā.
As soon as the news got out, he rushed home as fast as a meteor.
HSK 7-9
Tā qí mǎ fēibēn, rú liúxīng-gǎnyuè, yī kǒu qì pǎo le sānshí lǐ.
He galloped on horseback like a meteor chasing the moon, covering thirty li in one stretch.