If you need to call your parents but your smartphone(智能手机) is not with you, can you remember their numbers? To remember 11 numbers is not difficult. _______, many of us can't because of the smartphone. What's more, people are not good at giving directions and face-to-face talks because of smartphones. Even when friends are having a meal together, it's common to play with their phones. Smartphones weaken（削弱） our skills in many ways.

    According to a study, Chinese people spend about 170 minutes on their smart phones every day. For students, spending much time on smartphones isn't good for their study. The study shows children who spend more than four hours a day on their phones get much worse grades in school tests than those who play with their phones for 30 minutes.

    It's true that the smartphone makes our lives easier. But many people also think spending too much time on it is bad for their study or work. People are trying to change that.

    People make a new game called Forest. It lets users plant a seed that grows into a tree over the next 30 minutes. During it, users can't use their phones, or the tree will die.

    There is a restaurant in the USA. It gives people a discount(折扣) if they don't play with their smartphones during a meal. Owner Mark Gold said that he hoped it gave people a way to enjoy their meal and talk with friends and family.

    When something great happens to a friend, a family member or a classmate, congratulations are in order! However, some people don't know how to congratulate others. Here are some ways to show your congratulations.

Say “congratulations” with a smile. Remember to express your congratulations with a winning smile. The expression on your face is pretty important. If you say “congratulations” with a serious look on your face, the person will probably think you aren't actually all that happy for him or her.

    Send an en email or a card. Besides saying “congratulations in person, you might want to send a congratulatory note. You can send a simple email or write a message on a card. You can buy some beautiful cards in the store.

    Send a gift. If the occasion is special enough, you can send a gift. You don't need to buy something expensive. Try to buy a suitable gift. All in all, choose a gift that lets the person know you want to celebrate with him or her.

    Spread the word. You can help spread the person's joy by telling other people the good news, so they can congratulate the person as well. If the person prefers to keep the good news private, don't spread the word.

It is easy for many people to catch a cold in the springtime or fall. It makes us wonder if scientists can send a man to the moon, why can't they find a cure for the common cold? The answer is easy. There are actually different cold viruses out there. You never know which one you will get, so there isn't a cure for each one.

When a virus attacks your body, your body works hard to get rid of it Blood rushes to your nose and causes a block in it. You feel terrible because you can't breathe well, but your body is actually eating the virus. Your temperature goes up and you get a fever, but the heat of your body is killing the virus. You also have a runny nose to stop the virus from getting into your cells. You may feel very uncomfortable, but actually your wonderful body is doing everything it can to kill the cold.

Different people do different things to deal with colds. In the United States and some other countries, for example, people might have chicken soup to help them get over the cold. Some people take hot baths. Other people take medicine to stop different symptoms(症状)of colds.

There is one interesting thing to note一some scientists say taking medicine when you have a cold is actually bad for you. The virus stays in you longer because your body doesn't have a way to fight it and kill it Bodies can do an amazing job on their own. There is a joke, however, on taking medicine when you have a cold. It goes like this:

It takes about one week to get over a cold if you don't take medicine, but it takes only seven days to get over a cold if you take medicine.

When you visit England, you must know about a few of their laws. The {#blank#}1{#/blank#} one is about drinking. You may not buy alcohol in the country if you are under the age of 18. Your friend cannot buy it for you, {#blank#}2{#/blank#}. The second is about {#blank#}3{#/blank#}. If you are under 16, you are not allowed to buy cigarettes(香烟) .The third is about crossing the road. Be careful. The traffic moves on the left side of the road in England. Use the way for walking when you {#blank#}4{#/blank#} the road. The last is about litter. You can't throw away waste things in a public place. When you have something to throw away, please put it in {#blank#}5{#/blank#} bag and take it home, {#blank#}6{#/blank#} put it in a dustbin.