My friend Peter finds maths very difficult.He wants me to le

第一篇
To be first ,you should tell him it's not good for him to copy other's homework.The only result for this will make his maths worse and worse.If Peter want to get better marks,he must work harder by himself.
Secondly,you can take your spare time to help him with his maths homework.You can do your homework and review your lessons together.Because when Peter has some difficulty in studyings maths,you can solve the problems in no time.
第二篇
You should tell linda that you won't give up your chance for acting because it is a great opputinuty for you to practice yourself and make more progress in acting.We always say "a friend in need is a friend indeed",if Linda still think you shouldn't play in that show,which means Linda is not a kind and helpful girl.You should do what you like .

一、You should refuse him indirectly .Because if you let him copy your homework ,you cannot help his study .in my opinion you should explain the question that he cannot deal with .

1. You should ask him why he can't answer the problem. If he just don't want to do his own work, then you should refuse him. If he don't understand or don't know how to do it, then you could help him ...