YDS CÜMLE ATMA / TEST 2 38. Soru

38.

(I) It is not unusual to have sleep troubles from
time to time. (II) But, if you feel that you do not
get enough sleep you may have insomnia. (III)
You should make sure your bedroom is quiet
and dark. (IV) Insomnia is not defined by the
number of hours you sleep every night. (V) It is
when the sufferer of this illness is not able to
fall asleep or to fall back asleep when he wakes
up during the night.