i had a hopeful day
I am very hopeful that you can think up your own sentence with hopeful in it
We were very hopeful to begin with that we could complete the project.
A sentence with hope and hopeful would not make a very good sentence; it is better to use a substitute word. Nevertheless, an example might be:I hope John calls my daughter because she is so hopeful he will ask her to the dance.
use the word "an" in a sentence
The process of making bread from scratch can be quite simple, requiring only a few basic ingredients.
That is a simple question indeed.
This is a simple sentence.
This parka is sensibly constructed.
a biscuit is very crumbly.
We should not misbehave in school
The sun shone this morning.
The fall hurt her knee.