Crestfallen in a sentence?

Mary's crestfallen face was surprisingly cute.

When Lydia declined his proposal, Henry was crestfallen.

I felt really crestfallen after knowing that i have failed my examinations.

The entire team came back looking cresfallen after losing the championshp game.

When it doesn't have a noun ( subject), a verb (the predicate) , no punctuation, when the first letter isn't capitalized and when it hasn't a complete thought. You need all of this to have a complete...