I know it's hard sometimes什么意思?

I know It' s hard to say in one word I know It' s hard to say in one word I know it's hard sometimes什么意思? i know that it's hard to understand I know It' s hard to say in one word的翻译 Is difficult to forget the past~But i know it's hard but i gotta do it是什么意思 it will be a lot of hard work I know ,but it’s my dream.请翻译成汉语 I know that it's hard to devote enough time to class and to social efforts.翻译 I know it's hard for me to forget you, unless we never see each other again什么意思 It's hard for me to make this d____,for I don't know what will happen can you see()milk in the glass?Yes,I can see___in it.a.som,som b.som,any c.any,som d.any,any I know ,it's over~~是什么意思 I Know It'S Over 歌词 I know,it's worth waiting, I find it's hard是不是=I find it hard Do you mind my opening the window?A.Yes,I mind.B.No,of course not C.I don't know D.It's hard to say I.want.som.eone.who.s.afvaid.of.losing. think it hard to do 和 i think it's hard to do 有什么区别