come to harm 中的harm是什么词性?to是介词还是不定式?这个短语怎么理解啊?

come to harm 中的harm是什么词性?to是介词还是不定式?这个短语怎么理解啊? do harm for 和do harm to 区别 do harm to 与do harm for的区别 请问一下是do harm to do还是doing 是No harm is done to your health if...还是no harm does to your health if.如题 harm的用法求do harm to do 的用法和 do ...harm 的用法 Smoking and drinking will_____ A do your harm B.be harm to you C do you harm D,harm to you为什么那么选?harm有什么用法? 魔兽世界 /harm Drinking polluted _water the healthA do harm to B does harm to C is harmful for B does harm to do harm to=be harmful do harm to doing还是do vegetables are (harm)to our health vegetables are (harm)to our health Drinking too much your health.A.do harm to B.is harmful C.does harm to D.do harm do harm to/does harm toMore and more people have realized that somking_______.(有害健康)do harm to 还是does harm to.为什么? smoking does great harm to human,这里的dose great是干嘛的啊?不是应该smoking harm to human吗 be exposed to中的exposed是adj还是过去分词______to the sun does harm to our skin.空中应该填being exposed还是exposed do harm to do sth.还是 do harm to doing sth.