Basic Conjunctions in English: And, But, So, Because
In English, we use “and” to combine similar ideas and introduce a new idea into the sentence.
He is tall and slim.
He can dance and he can sing very well.
He is 40 years old and is tall and plump.
Mrs. Simpson can cook well and she is patient and kind.
“But” is used to connect contrasting ideas.
She can read but can’t write in English.
I will help you but don’t mention it to anybody.
He is so small but he plays basketball very well.
“Because” connects clauses indicating a reason or cause.
I am studying very much because I have an English exam tomorrow.
I’ll have a large coke because I feel very hot.
“So” is used before the result of an action or situation.
I am very hungry so I will eat two pizzas.
It was very cold yesterday and I didn’t wear my coat so I got cold.
She studied very hard so she could pass the exams easily.