题目内容：

There is no doubt that going without sleep for too long makes us feel terrible, and that getting a good night’s sleep can make us feel ready to take on the world. 1. Here are some top tips on getting the most out of the night.

2. You’d better avoid eating any food three hours before bed, as it will lower your blood sugar during sleep and help minimize damage from too much sugar floating around.

Keep your bedroom dark. To get a good night’s sleep, you need a bedroom that is pleasant, inviting and welcoming. 3. This is because the all important sleep-inducing (催眠) hormone melatonin is extremely sensitive to light, and may not be produced optimally (最佳的) unless it’s completely dark.

4. The foundation of good sleep is a comfortable bed. The right mattress (床垫) can make the difference between a refreshing night’s sleep and poor quality sleep resulting in tiredness and fatigue.

Get into a relaxed state. 5. Both of them will help to take the mind off the daytime pressures.

Since the start of the 21st century, studies have linked a lack of sleep to many diseases, such as diabetes and obesity. Taking action now will lead to long-term benefits for you.

A. Take a bath or listen to soft music.

B. Never eat too much before bedtime.

C. Above all, it should be dark.

D. Healthy people value a good night’s sleep.

E. However, not all of us know the best way of getting it.

F. Experts suggest putting away your mobile phone.

G. Have a suitable bed, especially a suitable mattress.