Rule :
The subject and the verb come at the end of the exclamation.

1 What a strange picture (that is)!
2 How interesting (that is)!
3 What a nuisance (that is)!
4 What big eyes you've got grandmother!
5 How disgusting!
6 How noisy those children are!
7 How well he cooks!
8 How wrong we were!
9 What a lot of nonsense he talks!
10 What funny clothes she wears!
11 How badly she plays!
12 What a fool I was !

1 Isn't that a strange picture!
2 Isn't that interesting!
3 Isn't that a nuisance!
4 Haven't you got big eyes grandmother!
5 Isn't that disgusting!
6 Aren't those children noisy!
7 Doesn't he cook well!
8 Weren't we wrong!
9 Doesn't he talk a lot of nonsense!
10 Doesn't she wear funny clothes!
11 Doesn't she play badly!
12 Wasn't I a fool!