Teacher: We all know that heat causes an object to expand and cold causes it to contract.
Teacher:We all know that heat causes an object to expand ;cold causes it to contract.
Teacher:We all know that heat causes an object to expand ;cold causes it to contract.
A: Well, I'd like to talk about my new contract with you, if that's all right.
Teacher: We all know that heat causes an object to expand and cold causes it to contract.
Will you sign with our contract at this price?
