Looking at screens at night can cause us to sleep poorly. In the evening, our bodies make melatonin（褪黑素）. Melatonin makes us feel sleepy and relaxed. It’s an important part of our sleep cycle. Our electronic screens prevent that cycle from working in a normal way. Phones, computers and TVs make blue light. 【小题1】 Even just a little bit of blue light can have a big effect. Here are some tips for avoiding screen time before bed.

【小题2】

Having your phone right by your bedside can make it easier to play with before bed or when awakened at night. Keeping electronic devices out of the bedroom is one way to avoid the harmful effects that blue light has on sleep.

【小题3】

Many people depend on their phones to set an alarm for the morning. However, this can also lead to habitual（习惯性的）nighttime playing. Consider buying an alarm clock instead.

【小题4】

Reading a book, drinking tea, and taking a warm bath are ways to relax without electronic devices. Relaxing before bed without screens can help prepare your body and mind for rest.

【小题5】

Avoiding technology entirely before bed may not be practical for everyone. If you cannot entirely avoid screens before bed, blue-light filtering（防蓝光）glasses can be helpful.

People from all over the world have one common desire. They are looking for happiness. Each person has a personal vision of happiness. I think all people have habits which can both help them become happy or lose their dream. 【小题1】 The following behaviors can easily affect you, if you do nothing to correct them.

Only you can change your life. Don't wait for the perfect moment. but make every moment perfect instead. Life is short. so you should do your best to seize the opportunity to make your life and the life of your dearest and nearest people better.

Nowadays, many people face economic problems and go to work they hate. 【小题2】 Confucius once said a wonderful thing, "Choose a job you love and you will never have to work a day in your life."

There are so many happy people around. You often find them smiling, joking and succeeding in everything. 【小题3】 Don't let these thoughts flag your spirits. Just define success for yourself and move on towards your dream.

Fears and worries are false emotions that can keep you away from many chances to become better or do something you've never done before. Don't let all those fears and negativity take over your life. You'd better be strong enough to face all your fears. 【小题4】

It is almost impossible to change everything all at once. 【小题5】 If you want to make a difference in the world, start changing the world around you.

Happiness is in your hand, but you should open your eyes to see and accept it. Try to give up bad habits that can steal your happiness, and you will feel better and happier.

To have a good conversation is a pleasure for most people. But not every conversation is good. Sometimes there are uncomfortable silences while people don’t know what to say.

【小题1】 One person asks all the questions, and the other just gives one-word answers. A good conversation needs two or more people to keep it going. A good conversation should be like a tennis game, in which the ball goes back and forth. To get the ball rolling in a conversation, ask something about the other person. 【小题2】 You can also ask the question to make an introduction of himself. Most people love a chance to talk about themselves.

As the other person begins to respond to（回应）your question, look for common things. If you ask someone about his weekend, the person could talk about what he did. 【小题3】

When the other person is talking, listen carefully and do not interrupt（打断）him. 【小题4】 When he finishes, ask some more questions. Don’t allow your eyes to wander around（游离）as he talks. That gives the message that you’re not really interested in him.

【小题5】 After talking with each other for a while, you can give some reasons for leaving. You can say, “I really need to get going. My class starts in 20 minutes.”