$\text{1. He is an intelligent boy -> What an intelligent boy! }$
$\text{2. It is fresh milk ->What fresh milk! }$
$\text{3.They are delicious cake -> What delicious cakes!}$
$\text{4. It is an exciting trip -> What an exciting trip! }$
$\text{5. They are delicious cake -> What delicious cakes! }$
$\text{6. She is a good child -> What a good child! }$
$\text{7. It is a lovely view -> What a lovely view }$
$\text{8. They are bright room ->What bright rooms! }$
$\text{9. The weather is very awful -> What awful weather! }$
$\text{10. The boy is very clever -> What a clever boy! }$