The meeting lasted for three hours. (declarative sentence)
Return this video tape to the store. (imperative sentence)
U.S.A. A.A.R.P. P.M. Ms. etc. tsp.
Fax the order to Harris and Son, Inc.
My appointment is with Mark Siebold, M.D.
She asked what time you would be home. (indirect question)
Could you please pass the mashed potatoes. (courteous request)