A nahawun Hausa, akwai alamomi daban-daban da ake sanyawa tsakanin wakilin suna da fi'ili don nuna siga (tense/aspect). Ga wakilin suna "su" (they/3rd person plural):
Su + na = Suna (ci gaba/continuous: "They are doing")
Su + kan = Sukan (al'ada/habitual: "They usually do")
Su + ke = Suke (ci gaba a cikin jimlar da aka mayar da hankali/focus continuous)
Su + ka = Suka (siga ta da ta wuce/past tense: "They did")
Jimlar "Su_______zuwa kasuwa" tana nuna aiki na al'ada - wato abu ne da ake yi a kullum ko a kai a kai. Alamar al'ada (habitual aspect marker) a Hausa ita ce "kan".
"Sukan zuwa kasuwa" = "They usually go to the market" - tana nuna aikin da aka saba yi.
A jarrabawa, ka tuna cewa "kan" ita ce alamar da ke nuna abin da ake yi a al'ada ko a kullum.