Exclamatory, interrogative, command sentences are commonly tested in 11 plus exams.
Exclamatory sentences make a statement which shows strong feeling or excitement and end with a !
Interrogative sentences are in the form of a question and end with a ?
Command sentences are used when instructions are given and they often start with an imperative (‘bossy’) verb.
That’s an amazing trick! (exclamatory sentence)
I hate that annoying sound! (exclamatory sentence)
How many playing cards are there in a pack? (interrogative sentence)
Would you like a walk along the beach? (interrogative sentence)
Keep off the grass. (command sentence = you keep off the grass)
Chop the onions and add to the mixture. (command sentence = you chop the onions and ….)