Tā kǎoshì méi kǎo hǎo, zhěngtiān chuítóu-sàngqì de.
He didn't do well on the exam and has been dejected all day.
Tips
usage
Often appears in the idiom 垂头丧气, meaning 'hanging one's head in despair'.
mistakes
Watch the second syllable. With a full fourth tone, 丧气 is about low spirits, the sense carried by 垂头丧气. Said with a neutral second syllable, sàngqi, it is a colloquial word for unlucky, as in 真丧气, what rotten luck.