tā / zhè / cì / kǎo / shì / quán / kào / gǒu / shǐ / yùn / zuì / hòu / yí / dào / nán / tí / jìng / rán / cāi / duì / le

他这次考试全靠狗屎运，最后一道难题竟然猜对了。

He got through this exam on sheer dumb luck and happened to guess the last difficult question correctly.