Yes,thencanbeusedtoconnecttwosentences.Hereare15examples:
1.Ifinishedmyhomework,thenIwenttobed.
2.Wewenttothestore,thenwewatchedamovie.
3.Sheateherlunch,thenshewentforawalk.
4.Thesuncameout,thenthecloudscleared.
5.Heputonhiscoat,thenhewentoutside.
6.Iturnedoffthestove,thenIserveddinner.
7.Theystudiedfortheirexams,thentheytookabreak.
8.Theplanelandedsmoothly,thenthepassengersdisembarked.
9.Thelightsflickered,thenthepowerwentout.
10.Sheboughtsomegroceries,thenshereturnedhome.
11.Hefinishedhisworkout,thenhetookashower.
12.Theguestsarrived,thenwestartedtheparty.
13.Thedogbarked,thenitranoff.
14.Ireceivedthepackage,thenIopenedit.
15.Shebrushedherteeth,thenshewenttobed.
