you should do it .这里的should是情态动词吗?它的过去式和原型分别是什么么啊?

you should do it .这里的should是情态动词吗?它的过去式和原型分别是什么么啊? i think you should keep____(do) it. We leave it to your own judgement whether you should do it.请问这里的whether引导什么从句?it是否为形式宾语? what do you think i should doi should do 在这里做什么成分 You are w____.You should do it like this Maybe you should do it agai的英语翻译 maybe you,should do IT by yourself 什么意思? I can see it,but you should do better是什么意思 Can you tell how i should do it?求翻译! I prefer you should do it 什么意思 what would you do /you should put you hert in to it什么意思what would you do /you should put you hert in to it这是什么意思 What should you do? do you think should Do what you should you should do sth It is a pity that you should have to leave.这句话中为什么要用should have to do?should的虚拟语气或者说“本应该做而没有做”是should have done，但这里的should have to do怎么解释？ gay marriage should be legalizedwhat do you think about gay marriage?should it be legalized? You should do it like this和You shuold do it as I showed you有什么区别