Dear Dad and Mum:I will have a birthday party at this weekend,so I must do some works for it .But I have not much time,I hope you can help me .I want to please Mum do some cakes,you know,our friends a... Dear Dad and Mum:I will have a birthday party at this weekend,so I must do some works for it .But I have not much time,I hope you can help me .I want to please Mum do some cakes,you know,our friends a...