英语“没关系”“不用谢”“不客气”分别怎么说?

1.没关系It doesn't matter.e.g 你去或不去,对我都没关系.It doesn't matter to me whether you go or not.“我的吹风器坏了.” “没关系,你可以用我的.”“My hair dryer's broken.” “No sweat,you can use mine2...