阅读下面材料，在空白处填入适当的内容(1个单词)或括号内单词的正确形式。

        Doyou have sleeping problems? If so, then these tips may help you fall asleep fast.

        Set aside the thought____ you have to fall asleep. The more you think ____it，the harder you will fall asleep.

        The foods you eat also play ____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,____ (especial) before going to bed. Don't eat too much at night. A full stomach will make it more difficult for you ____(fall) asleep because your body is working more time to digest the food you ate.

Makea ____(fix) 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 ____(follow)this routine, you will gradually see that you feel ____(sleep) 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 room ____it's not noisy. Otherwise, you will find ____difficult to fall asleep again after waking up.