1. Declarative sentences: are used communicate information or make a statements
And always ends with period (.)
E.g : the education is very important .
E.g : She is my sister .
2. Interrogative sentences : are used to ask questions and always ends with question mark (?)
E.G how are you ?
E.G where's your father ?
3. Imperative sentences : are used to give orders or directives and always ends with (.) Commanly but sometimes ends with (!)
Don't worry about it .
Go ahead and never back me again!
4. Exclamatory sentences: make sentences that are changed with emotion and its ends is the same of Imperative .
E.g ; what the beautiful day !
E.g : I can't believe it !
E.g oh my god !