Practice：It’s an invitation Dear Jimmy , I'm going to hold a party next Saturday in my house.I hope that you can come to my party.If you like.Please come a little earlier and bring some music CDs.And I also prepare some snacks for you.I think we will have a good time. Your 's… 因为只是想练习写邀请函，所以省略了署名。 我想说“如果你愿意的话”不知道用“If you like”对不对。