2 . Racket, din, clamor, noise, whatever you want to call it, unwanted sound is America's most wide spread nuisance. But noise is more that just a nuisance. It constitutes a real and present danger to people's health. Day and night, at home, at work, and at play, noise can produce serious physical and psychological _________. No one is immune to this stress. Though we seem to adjust to noise by _________ it, the car, in fact, never closes and the body still responds- sometimes with extreme _________, as to strange sound in the night.

The _________ we feel when faced with noise is the most common outward _________ of the stress building up inside us. Indeed, because irritability is so apparent, legislators (立法者) have made public annoyance the _________ of many noise reduction programs. The more subtle and more serious health hazards associated with stress caused by noise _________ have been given much less attention._________, when we are annoyed or made irritable by noise, we should consider these symptoms fair warning that other things may be happening to us, some of which may be damaging to our health.

Of many health hazards of noise, hearing loss is the most clearly observable and _________ by health professionals. The other hazards are harder to pin down. For many of us, there may be a risk that __________ to the stress of noise increases vulnerability to disease and infection. The more vulnerable among us may experience noise as a complicating factor in heart problems and other diseases. Noise that cause annoyance and irritability in healthy persons may have serious consequences for these already ill in mind or body.

Noise affects us throughout our lives. For example, there are __________ of effects on the unborn child when mothers are __________ to industrial and environmental noise. During infancy and childhood, youngsters affected by high noise levels may have trouble falling asleep and obtaining necessary amounts of rest.

Why, then, is there not greater __________ about these dangers? Perhaps it is because the link between noise and many disabilities or disease has not yet been __________ demonstrated. Perhaps it is because we tend to __________ annoyance as a price to pay for living in the modern world. It may also be because we still think of hearing loss as only an occupational hazard.

4 . Angela never liked seeing plastic waste washed up on the shore near her home. She had been_______ to call on her community to clean it up, to change the _______, so she tried to set up an organization called Washed Ashore: Art to Save the Sea. Her_______ proved quite a success.

Here's how it _______.Volunteers help clean up 300 miles of shoreline. Then, _______ only plastics from the beach cleanup, Angela and many other volunteers create sculptures of sea _______·She explains, "I mean to create sculptures that make people take a look and _______: 'How can there be this much waste on the beach?' _______ these sculptures will make people consider what they have _______ in their daily life and realize how so much plastic ends up in the oceans." So far, about 10,000 ________volunteers have collected 21 tons of waste and helped create more than 70 works of art. Four traveling ________ have demonstrated the art works in 18 places of the country. One of the sculptures, Turtle Ocean, received a ________ honor. It was admitted into the National Museum.

The Washed Ashore team is now working on sculpture of a dolphin, with ________ for more sculptures.“Until we ________ plastic on the beach, the work will continue. These sculptures are a(n)________for clean oceans. ” Angela says seriously.

The Paris agreement to fight climate change became international law Friday. The landmark deal aims to deal with global warming among growing _____ that the world is becoming hotter even faster than scientists expected.

So far, 96 countries, accounting for just over two-thirds of the world’s greenhouse gas emissions, have formally joined the agreement, which ______ to limit global warming this century to 2 degrees Celsius (3.6 degrees Fahrenheit) above what it was before machines and _____ appeared in the late 1700s. The United States ______ entered into the agreement in September, and more countries are expected to come aboard in the coming weeks and months.

United Nations Secretary General Ban-Ki Moon celebrated the event, talking with nongovernmental groups at U.N. headquarters in New York to hear their concerns and _____ for the future.

“This is an emotional moment for me. It is a credit to all of you. And it is ______ for the world,” Ban said in his opening remarks.

He praised the ______ for getting hundreds of millions of people to back fighting climate change but _____ the outcome remained uncertain.

“We are still in a race ______ time. We need to move on to a low-emission and climate-sustainable future,” Ban added.

Scientists praised the speed at which the agreement, signed by 192 parties last December in Paris, has come into force, saying it shows a new commitment by the international community to _____ a problem that is melting polar ice caps, sending sea levels ______and transforming vast areas into desert.

“______ the real effect of the agreement after it goes into effect is still uncertain, it is a simple sign that the international society is much more open to alter economic and political behavior to control climate change, which is ______ positive,” said Feng Qi, executive director of the School of Environmental and Sustainability Sciences at Kean University in New Jersey.

Scientists and ______ say the agreement is the first step of a much longer and complicated process of reducing the use of fossil fuels, which currently   ______ the majority of the planet’s energy needs and also are the primary drivers of global warming.

6 . In our modern world, when something wears out, we throw it away and buy a new one. The _______ is that countries around the world have growing mountains of _______ because people are throwing out more rubbish than ever before.

How did we _______ a throwaway society? First of all, it is now easier to _______ an object than to spend time and money to repair it. _______ modern manufacturing (制造业)and technology, companies are able to produce products quickly and inexpensively. Products are plentiful and _______.

Another cause is our _______of disposable (一次性的) products. As _______ people, we are always looking for _______ to save time and make our lives easier. Companies ________ thousands of different kinds of disposable products: paper plates, plastic cups, and cameras, to name a few.

Our appetite for new products also ________ to the problem. We are ________ buying new things. Advertisements persuade us that ________ is better and that we will be happier with the latest products. The result is that we ________ useful possessions to make room for new ones.

All around the world, we can see the ________ of this throwaway lifestyle. Mountains of rubbish just keep getting bigger. To ________ the amount of rubbish and to protect the ________, more governments are requiring people to recycle materials. ________, this is not enough to solve (解决) our problem.

Maybe there is another way out. We need to repair our possessions ________ throwing them away. We also need to rethink our attitudes about ________. Repairing our possessions and changing our spending habits may be the best way to reduce the amount of rubbish and take care of our environment.