题目内容：

Insomnia(失眠)can be caused by psychiatric(精神病的)medical conditions, unhealthy sleep habits, specific substances, and/or certain biological 1.(factor). It can be an2.(annoy) problem and has an ill effect on our physical and mental health. Do you have sleeping problems? If so, then these tips may help you fall asleep fast.

Never force 3.(you) to fall asleep. Set aside the thought that you have to fall asleep. The4.(much)you think of it, the harder you will fall asleep.

A healthy eating habit also 5.(play)an important part. Avoid eating or drinking things like chocolates, coffee, tea and energy drinks. If you have to, then have them in the morning and never in the afternoon, especially before going to bed. Don’t eat too much 6.night. A full stomach will make it harder for you to fall asleep because your body is working more time to digest the food you ate.

Make7.fixed time to go to bed. For example, by 9 o’clock in the evening you should already be in bed. Do this even if you’re not sleepy yet. Once following this routine, you will 8.(gradual) see that you feel sleepy when it’s 9 o’clock.

Make your room comfortable for sleeping. You should also take note that the sleeping environment also affects your sleep. It must be in the room9.it’s not noisy. You will find it difficult 10.(fall)asleep again after waking up.