Ifyou'veeverhadanightmare，you'renotalone．（36）___Anightmareisabaddream，whichcanmakeyoufeelscared，anxious，orupset．WhydoIgetnightmares？Stressfulthingsthathappenduringthedaycanturndreamsintonightmares
If you've ever had a nightmare，you're not alone．（36）___ A nightmare is a bad dream，which can make you feel scared，anxious，or upset．
Why do I get nightmares？
Stressful things that happen during the day can turn dreams into nightmares．Nightmares may be a way to reduce the pressure of the day．Sometimes major changes can cause stress leading to nightmares．Another thing that may cause nightmares is watching scary movies or reading scary books．（37）___
How can I prevent nightmares？
Although it is normal to have a nightmare once in a while，there are some methods you can try to get nightmares under control．
●Get into a healthy sleep routine．（38）___ Avoid eating or exercising just before bedtime．Avoid scary books or movies before bedtime．
●Sleep with a toy or favorite blanket．This helps some kids feel more secure．
●Use a nightlight．With a nightlight，if you awake from a nightmare，you'll be able to see familiar things and remember where you are．
●Keep your door open．（39）___ If you are scared，get up and find someone for reassurance （安心）．You're never too old for a hug!
What if the nightmares don't go away？
Most of the time，nightmares are not a big problem．It often helps to tell a trusted adult about your bad dreams．（40）___ Sometimes，it helps to keep a dream journal，a notebook in which you describe the dreams you can recall．If you have frequent nightmares，you and your parents might want to see a doctor to help you deal with your bad dreams．
A．Nightmares are not real and they cannot hurt you．
B．This will help you remember that your family is close by．
C．Just talking about what happened might make you feel better．
D．But sometimes you might have a nightmare for no reason at all．
E．Almost everyone gets them once in a while-adults，as well as kids．
F．The amount of sleep that a person needs depends a lot on his or her age．
G．You