Viết câu dùng cấu trúc "what + (a/ an) + adj + N?": The room is very dirty. The boys are naughty

Viết câu dùng cấu trúc " what + ( a/ an) + adj + N ?"
1. The room is very dirty
2. The boys are naughty
3. The weather is awful
4. The dresses are very lovely
5. The story is very interesting 
6. The milk is very sour 
7. The girl is very beautiful