Have you noticed your life becoming a little easier? Now, when you go to a certain shopping mall, you can enjoy its free Wi-Fi there. When you want to take a taxi, you can book one with your phone. In fact, all these can be seen as the basic parts of a smart city.

The idea of a smart city was brought up by US company IBM in 2010. Generally, a smart city is a city that uses digital technologies such as the Internet to improve city planning, save money and resources, and make our lifeconvenient. How smart can a city be? Here are great examples that we can learn from.

In 2009, Dubuque became the first smart city in the US. The city used smart water meters to take the place of traditional water meters. They can detect(探测〉water waste and leakage(泄漏)and send data to let the house owner know. The same system is used for other city resources like electricity and natural gas. This way, people know how they use their resources and are glad to help reduce waste.

Santander in Spain also gives us a look at the future. If people point a phone toward a nearby bus stop, the phone immediately shows all bus lines that serve the stop as well as their arrival times. The government organized a research team and provided an App(应用程序〉that collects data on almost everything: light, temperature, and the movements of cars and people. Opening the App near a supermarket provides immediate information on special

1.According to the passage, which of the following is RIGHT?

A. Digital technologies are used in smart cities.

B. An English company first raised the idea of a smart city.

C. A smart city is mainly made up of free Wi-Fi and phones.

D. A smart city is still an idea and hasn’t come into being.

2.The underlined word “convenient” is the closest in meaning to _____.

A. useful B. normal C. suitable D. easy

3.Compared to traditional water meters, smart water meters do better in .

A. cleaning water B. supplying water

C. saving water D. producing water

4.The example of Santander shows the use of smart systems in aspects(方面)EXCEPT _____.

A. business B. health care

C. traffic controlling D. public transportation

5.What’s the main idea of the passage?

A. Digital technologies help improve city planning.

B. Smart cities will make our future life better and smarter.

C. Smart cities are very common in both Dubuque and Santander.

D. Spain and the US take the leading position in building smart cities.

We can see the mobile phone freaks(手机控)everywhere nowadays. Can you ________when we started to take our mobiles to a dinner table? This happens a lot, especially when we eat out. When a dish comes, we_________our mobiles and take photos of the food first instead of eating.

After that, we post the photos on Weibo or WeChat,________to be "liked,". Then we may check our mobiles from time to time during the meal, to see__________we get "liked" or not. We just can't leave our mobiles for only a meal.

Does that sound familiar to you? Do you do that often? If not, how do you feel when _____people do that?

A recent__________shows that spending time on photos of food__________the food less pleasant. To test this, some researchers did an experiment. Some people were asked to take photos _______they could enjoy food. As a result, it showed that the more photos they took, the______the food seemed to them. So, please don't take photos and just enjoy the food in front of you.

____________ the result, there are also some other bad___________of taking photos and posting the photos on the Internet before meals.________, they will check their mobiles many times."Does everyone like my________? I hope a lot of people like them! "It seems that your mobile secretly calls your name all the time, even when you are with real people.

So next time when you go out for dinner with your family or friends, how about________photos of food? Let the food be delicious as it is and share your life________people around you.

1.A. remember B. forget C. believe

2.A. take in B. take up C. take out

3.A. wait B. waited C. waiting

4.A. if B. whether C. which

5.A. other B. others C. the other

6.A. news B. study C. information

7.A. make B. made C. makes

8.A. but B. before C. after

9.A. less delicious B. delicious C. more delicious

10.A. Except B. Beside C. Besides

11.A. disadvantages B. expressions C. influences

12.A. Such as B. For example C. Like

13.A. photos B. mobiles C. food

14.A. take B. taking C. not taking

15.A. to B. with C. at

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