Formally accept the job. Directly state that you agree to the terms of the position at the beginning of your email.Simply respond that you already accepted another job and express your gratitude of their interest in you you. When accepting a offer verbally, say 'thank you' for the opportunity, show how excited you are, and make sure to clarify any question marks you have. "I am pleased to accept your offer, and look forward to joining the team. Through Online Job Offers, prospective employees can view, decline, accept and complete pending job offers. The others in the cc are being cc-ed because they are involved in the hiring process and need to know what you decide for their work. Thank you again for this offer! I accept the offer and am excited to join the team.