求下列语段的语法It is common to have difficulties sleeping during th

求下列语段的语法
It is common to have difficulties sleeping during the day.Humans are naturally wired to sleep best at night and be awake during the day.However,modern work schedules require some people to try to accommodate the unnatural schedule of shift（轮班）work — being awake at night and sleeping during the day.
In order to make this adjustment,you need to pay special attention to your sleep environment and your preparation for sleep.If shift work is a necessary part of your work life,here are some suggestions that may help.
Arrange to sleep uninterrupted in a quiet,dark room.This means you may have to turn off or unplug your phone,hang darkening curtains on the windows or wear a sleep eye mask,and train your family and friends to leave you alone while you sleep.Fit in a nap（小睡）.