3
** write the verbs in the brackets in the passive voice.
2)
it 1) is estimated (estimate) that
about 20 percent of the world's
population will experience a specific
phobia at least once in their lives. in
some cases, these phobias are so
severe that people are unable to
leave their home. in other words, they
(trap) by
their fears. the good news is that
thanks to the work of some psychologists,
we now have a possible solution: exposure therapy. this therapy
(develop) as a way to help people overcome
different types of phobias. during the therapy, the patient
(expose) to their fear in a controlled
environment. the purpose of doing this is to retrain the person's
brain about how they view their fear. while the therapy is not a
complete cure, it seems to be very effective. in fact, many people

(help) by this therapy, which shows that some
phobias 6).
(can/cure).
3).