do harm to/does harm to

do harm to/does harm to Drinking polluted _water the healthA do harm to B does harm do harm cigarette smoke does more harm to non-smokers than t do harm to的用法 do harm to 与do harm for的区别 do harm for 和do harm to 区别 harm的用法求do harm to do 的用法和 do ...harm 的用法 do harm to doing还是do What he said ___ harm to us.A.does B.do C.to do D.doing do harm to等于be harmful for do harm to=be harmful drank too much does harm to your health?为什么不用do用does