There are five basic sentence structures in the English language.
1. Subject-Verb
Examples:
The boy plays.
Jack eats.
Sara sits.
2. Subject-Verb-Object
Examples:
The girl pets the cat.
I love apples.
Bill kicks the ball.
3. Subject-Verb-Adjective
Examples:
Lisa is pretty.
They are nice.
I am sad.
4. Subject-Verb-Adverb
Examples:
Maria laughs loudly.
The dog jumps high.
Apples are everywhere.
5. Subject-Verb-Noun
Examples:
I am the teacher.
Jon is a carpenter.
The boy is a student.