1.Simplesentence:Iwenttothestoretobuysomegroceries.
2.Compoundsentence:Iwenttothestore,buttheywereclosed,soIhadtogotoanotherone.
3.Complexsentence:Althoughitwasraining,Idecidedtogoforawalkinthepark.
4.Compound-complexsentence:Iwantedtogotothemovies,butallofmyfriendswerebusy,soIwentbymyself.
5.Interrogativesentence:Didyouenjoythemoviewesawlastnight?