How to write 一道一道

one; single; a (article); as soon as; entire; whole; all; throughout; "one" radical in Chinese characters (Kangxi radical 1); also pr. [yāo] for greater clarity when spelling out numbers digit by digit

road; path; principle; truth; morality; reason; skill; method; Dao (of Daoism); to say; to speak; to talk; classifier for long thin things (rivers, cracks etc), barriers (walls, doors etc), questions (in an exam etc), commands, courses in a meal, steps in a process; (old) circuit (administrative division)