make reported speech 1) she says:"I invented this machine"
2 ) He asked Why are you smiling ?
3)She said I haven't watched it yet
4 ) He says We always take part in this competition
5) They ask Do you want to compete with us ?

 помогите

1) She says that she invented this machine.

 2 ) He asked me why I was smiling.

 3) She said that she had not watched it yet.

 4 ) He says that they always take part in this competition.

 5) They ask if I want to compete with them.