There are four types of sentences. Each type of sentence serves a different purpose and has a specific punctuation mark.
Declarative Sentence- A declarative sentence tells a statement. It ends with a period.
Examples- It is a bright and sunny day.
She is tall.
It is raining.
Imperative Sentence- An imperative sentence gives a command. It begins with a verb or the term 'please'. It ends with a period.
Example- Come in.
Open the door.
Please pass on the sugar.
Interrogative Sentence- An interrogative sentence asks a question. It ends with a question mark.
Example: What is your name?
Where are you going?
Are you a player?
Exclamatory Sentence- An exclamatory sentence is a sentence that shows emotion. It ends with an exclamation mark.
Examples- What a lovely bouquet of flowers!
Fantastic, Indians have won the match!
Wow! I can't believe it.