Is your TV connected to the Internet? What about your chair or your fridge? It is possible that they are not. But in the future, most things in your home may be connected, as the so-called “Internet of things” is developing.

The Internet of things may be coming sooner than you think. It is reported that during his speech earlier this year, Samsung (三星) CEO BK Yoon spent a lot of time talking about the Internet of things. He said that five years from now, every Samsung product will be part of the Internet of things, whether it's a washing machine or a vacuum cleaner(吸尘器).

So, how do household(家用) objects that are part of Internet of things work? Well, think of a usual chair. When connected to the Internet, the chair warms up when it knows that the user has just walked into the room and is feeling cold.

An Internet-connected camera, like a smart-home camera, could help people feel safer in their homes. It can recognize people’s faces, and even can see when someone passes by in the dark. Then it can send you a message on your smartphone to let you know who's there. If the person is someone you don’t know, it can tell you that, too.

But according to MIT Technology Review, whether companies are connecting dog food bowls or security (安全) systems to the Internet, there may be problems. For example, many early connected-home devices (装置) don't have much built-in security, which means they could be hacked (被黑客攻击). In addition, it could be difficult to get these devices to work together because they are made by different companies. To fight this, many companies have joined the Open Interconnect Consortium, which had 45 members by late 2014.

So, picture this; you walk in through the front door of your home. The temperature changes to make you feel comfortable after a long day at school. Your favorite music starts playing for you. Do you think that this would be a good thing? It may happen sooner than you think.

1.The Samsung CEO’s speech is mentioned to prove that______.

A.Samsung has produced the Internet of things recently

B.the Internet of things will appear in our daily life sooner

C.he spent a lot of time talking about the Internet of things

D.Samsung products have been part of the Internet of things

2.What’s the problem about the Internet of things?

A.These new devices are produced by different companies.

B.Companies have difficulty connecting security system to the Internet.

C.Connected-home devices may not work together and can easily get hacked.

D.Companies which produce connected-home devices haven't joined together.

3.What is the main idea of the passage?

A.How to product the Internet of things.

B.The way of connecting the Internet of things.

C.The introduction to use the Internet of things.

D.The Internet of things is coming in the future.

Sports can help you keep fit and close to nature. However, whether you are on the mountains, in the waves, or on the grassland, you should realize that sport you choose might have great influence on the environment.

Some sports are resource—hungry. Golf(高尔夫), as you may know, eats up not only large areas of countryside, but also lots of water. Besides, huge amounts of energy are used to keep its courses (球场) in good condition. This causes major environmental changes. For example, in the dry places of Portugal and Spain, golf is often held responsible for (为…承担责任) serious water shortage(短缺) in some local areas.

There are many environment—friendly sports. Power walking is one of them that you could take up today. You don’t need any special equipment except a good pair of shoes, and you don’t have to worry about resources and your purse. Simple and free, power walking can also help you stay healthy. If you walk regularly, it will be good for your heart. Experts say that 20 minutes of power walking daily can make you feel less anxious, sleep well and keep thin.

Whatever sport you take up, you can make it greener by using environment—friendly equipment and buying products(产品) made from recycled materials. But the final goal should be “green gyms.” They are better replacements(替代) for traditional health clubs and modern sports centers. Members of green gyms(体育,体育馆) play sports outdoors, in the countryside or other open spaces. There is no special requirement for you to start your membership(会员身份). And best of all, it’s free.

1.Which of following does the writer most probably support according to the passage?

A.Bicycling around the lake.

B.Car racing on the road.

C.Playing basketball in a gym.

D.Swimming in a sports center.

2.What does the phrase “resource—hungry” in this passage mean in Chinese?

A.广为流行的 B.亲近自然的 C.低成本的 D.耗费资源的

3.The writer uses power walking as an example mainly because________.

A.it is an outdoor sport.

B.it is loved by many people.

C.it uses fewer recourses.

D.it is supported by experts.

4.The writer writes the passage to __________.

A.show us disadvantages of golf.

B.encourage us to take part in green sports.

C.explain the major sports influence of popular sports.

D.discuss different kinds of environment—friendly sport.

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