The new student was a giraffe.
YES
I didn't have homework, so my backpack was empty.
NOT
My best friend is a good singer.
NOT
I didn't have homework, so my backpack was as light as a feather.
YES
Without my glasses I'm as blind as a bat.
YES
I can't wait for summer break, I won't have anything to do!
NOT
My best friend sings like an angel.
YES
I can't wait for summer break, I'll be free as a bird.
YES
The new student was as tall as a giraffe.
YES
The treasure was shiny.
NOT
The little boy was as playful as a kitten.
YES
The new student was tall.
NOT
Without my glasses I can't see anything.
NOT
The kitten was playful.
NOT
The ring was as shiny as treasure.
YES