Michelle likes to design costumes, and (they) are so beautiful!
costumes
Maria and Laura enjoy jazz, and (they) attend the school's band concerts.
Maria and Laura
Mark plays the guitar and Julia sings, so (they) formed a band.
Mark and Julia
Coach Martinez encouraged Adelyn to practice more and improver (her) game.
Adelyn
Every book is new until you have read (it).
book
The concert was fantastic, but (it) ended too soon.
concert
Mrs. White took Mr. Tang's class with (her).
Mrs. White
Trevor enjoys the school dances and goes to (them) often.
dances
Zach's father was out of town, so (he) couldn't come to the concert with Zach.
father
The rain was very heavy, and (it) flooded the area.
rain