Problem 3: Phrase structure trees (20 points)
(a) Water can enter through the holes.
(b) A curious teenager sent several questions about Banksy to a weekly
newsletter.
(c) Wonderful actors said that they would study their roles thoroughly.
(d) The famous player from Barcelona announced that his family might
leave the town in October.
(e) Our strict teacher demands that we promise
that we will clean the classroom before the end
of the day.