听下面一段独白，回答以下小题。1.
2.
3.
| A．It prevents oceans from oil pollution quickly. |
| B．It effectively improves air quality on airplanes. |
| C．It treats diseases happening on airplanes quickly. |
| D．It costs more but can be easily fixed into airplanes. |
| A．To inspire teenagers to challenge the authorities. |
| B．To persuade more teens to do good for society. |
| C．To get more teens involved in scientific competitions. |
| D．To encourage young people to get interested in science. |
| A．More than 30% of finalists received awards and prizes. |
| B．Scientists all over the world competed for grand prizes. |
| C．Nearly 1000 judges were present at the competition. |
| D．The prize money was offered by Intel alone. |
更新时间：2022-10-27 16:39:11
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【推荐1】Questions are based on the following passage.
1.
2.
3.
1.
| A．They use types of fuel that are not allowed on land. |
| B．It takes more energy to move through water than over land. |
| C．Their engines are not as powerful as those of other vehicles. |
| D．They carry large numbers of passengers and vehicles as well. |
| A．They are sometimes rude to other tourists. |
| B．They don’t have meals in local restaurants. |
| C．They fill up the restaurants and make noise. |
| D．They complain when the city is too crowded. |
| A．A new way of travelling. | B．Reasons to ban cruise ships. |
| C．Measures against pollution. | D．Problems caused by cruise ships. |
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【推荐2】听下面一段独白，回答以下小题。
1. In what month does Earth Day take place?
2. Who put pressure on the government to take action?
3. Which country started Earth Day?
4. What happened in 2016?
1. In what month does Earth Day take place?
| A．January. | B．February. | C．April. |
| A．Julian Koenig. | B．Gaylord Nelson. | C．Denis Hayes. |
| A．China. | B．The U.K. | C．The U.S. |
| A．Over one billion people celebrated Earth Day. |
| B．Earth Day became international. |
| C．China signed the Paris Agreement. |
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【推荐3】听下面一段独白，回答以下小题。
1. Why are the restaurant owners advised to stop using wooden chopsticks?
2. How many pairs of wooden chopsticks are thrown away every year?
3. When did the government put a 5% tax on the wooden protection?
4. How long has the use of disposable chopsticks been discussed?
1. Why are the restaurant owners advised to stop using wooden chopsticks?
| A．Because they cause a lot of pollution. |
| B．Because too many trees are cut. |
| C．Because the environment is not green. |
| A．25 billion. | B．45 billion. | C．50 billion. |
| A．In April. | B．In May. | C．In June. |
| A．For days. | B．For months. | C．For years. |
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