Do I need to ___the medicine?

Do I need to ___the medicine? what i need to do what need i do? should I need to do?and Do i need to do?有何区别 how need i to do .还是 how i need to do 英语语法 I need( )some shopping.(选择题) A.do B.to do need to / need的区别Do I need to learn this?Need i learn this?这里区别是什么啊. I want to___a letter to a friend.How do you___the computer?First,___the computer. 英语翻译 I need to do it for you to see, What do I need to give to touch your heart? do i need （）（see）a doctor,有need to do sth 有need do sth 选择哪个呢? 是need do 还是 need to do 连词组句do/need/some/i/to/shopping/( .） I need to know what do you want for all? And with you I do not need to care about what do i need to take with me?什么意思 what do i need to take with me 用need,i,to,new,sweater,do,sports,a 造句 And with you I do not need to care about