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If you live in southwest Virginia, don’t be surprised at the sight of a drone(无人机) winging its way, doing airborne delivery over your neighborhood.

On October 20,2019,wing,an American multinational company, began the most advanced trials of commercial drone delivery in Virginia. Residents can now use a smartphone app to order items from Wing partners such as Sugar Magnolia. A Wing drone never sets down at destinations, instead gently lowering the package with a rope outside the customer's door.

Though Wing is the first American company to receive Federal Aviation Administration(FAA)approval to use commercial drones as a widespread service. it is not the only one. On October 22,2019,multinational delivery company UPS, which had also received FAA approval for its drone fleet, announced it would soon begin trial deliveries of goods from health care company CVS. Meanwhile, ridesharing company, Uber, which had partnered with McDonald's, hoped to use its drones to deliver food to hungry customers in San Diego, CA, before the end of 2019. Amazon also plans on testing its trial deliveries of goods in a yet-to-be-determined location in the upcoming months.

Every company's drones can carry packages weighing up to five pounds, and the series of trial are hortative, but widespread drone delivery still has many challenges. These include basic issues like finding places for drones to land, reducing noise pollution, and even ensuring the drones don't run into each other while airborne.

To help sped up the process, NASA announced the Urban Air Mobility Grand Challenge. The competition challenges airspace service providers to find creative solutions to the issues, so that drone deliveries can become a reality soon. “We are moving fast,” said NASA Administrator Jim Bridenstine. “We want to see by 2028 at least one city--maybe more than one--have the ability to control hundreds of drone delivery systems. They could be carrying goods, doing thousands of missions every day.”

【小题1】What can be inferred from the passage?
A.It's impossible to crash other drones during the delivery.
B.People can order items from Wing directly with an app.
C.More companies are expected to try out their drone delivery.
D.Drones deliver items by gently bringing them down to the ground.
【小题2】What does the underlined part “hortative” in Paragraph 4 mean?
A.Encouraging.B.Relaxing.
C.Creative.D.Relative.
【小题3】What's Jim Bridenstine's expectation of drone delivery?
A.To increase the speed of airborne delivery.
B.To see drone delivery systems widely used.
C.To be able to control the airline system.
D.To provide more solutions to goods delivery.
【小题4】Which is the best title for the text?
A.The Future of Drone Delivery
B.How to Achieve Drone Delivery in 2028
C.The Advantages of Using Drone Delivery
D.Drone Delivery May Become a Reality in the US
19-20高三下·安徽芜湖·阶段练习
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Driving in Canada is similar to driving in many parts of the United States. Distances and speeds, however, are posted in kilometres per hour and some signs, particularly in Quebec, may only be in French.

Unless otherwise posted, the maximum(最大限度的) speed limit in Canada is 50km/hr in cities and 80km/hr on highways. On rural highways, the posted speed limit may be 100km/hr. It is not allowed to take automobile radar detectors(汽车雷达检测器) into Quebec, Ontario, Manitoba, and the Yukon. Seat belt use is required by law for all passengers, and child car seats must be used by children under 40 pounds. Some provinces require drivers to keep their vehicles’ headlights on during the day and some have banned(禁止) driving while using a hand-held cell phone. Motorcycles cannot share a lane(车道), and safety helmets for motorcycle riders and passengers are necessary. Running a red light is a serious crime throughout Canada and drivers are advised to stop before starting when a light turns green.

Winter travel can be dangerous due to heavy snowfalls and icy conditions. Some roads and bridges are often closed in winter. Snow tires are required in some provinces.Travelers should also be careful about animals while driving at night in rural areas.

Highway 401, from Detroit to Montreal, is one of the busiest highways in North America. It has been the scene of many deadly traffic accidents due to sudden and severe weather changes, high rates of speed, and heavy truck traffic. Thus drivers should be alert while travelling here.


   Please refer to our Road Safety page for more information and tips. Also, we suggest that you visit the website of Canada’s national authority responsible for road safety.
【小题1】Which of the following is TRUE according to the text?
A.All signs on the roads in Quebec are in English.
B.Automobile radar detectors are allowed to be used in Manitoba.
C.Passengers may choose not to wear seat belts while in a car in Canada.
D.The speed of cars in Canadian cities should be less than 50km/hr.
【小题2】Which of the following is NOT mentioned that have led to deadly accidents on Highway 401?
A.Bad weather.B.Drunk driving.
C.High speed.D.Heavy traffic.
【小题3】The underlined word “alert” in Paragraph 4 could best be replaced by .
A.carefulB.relaxed
C.nervousD.pleased
【小题4】What is the best title for the text?
A.Different traffic rules in Canada
B.Tips for travelling by car in Canada
C.Special rules for driving in Canada
D.Traffic safety and road conditions in Canada

New Subway Regulations

Shanghai on Tuesday put into effect a New Subway Regulations that bans subway riders from using speakers on their digital devices including mobile phones.

The Shanghai Metro Passenger Code has increased the number of rules that prohibited passenger behaviors from 14 to 17 as following:


(1) to stop the train;
(2) to enter without authorization (the bridge, track, tunnel or any other area ) with no traffic signs;
(3) to climb over trains, walls, fences and platform doors;
(4) to get on or off the bus by force, cut the door and hang the door;
(5) smoking, lighting open fires, spitting chewing gum, littering fruit peels;
(6) to write, depict or post objects without authorization;
(7) making a loud noise or making a noise when using electronic devices;
(8) begging, lying down and collecting old and used things;
(9) to carry live birds, cats, dogs (except guide dogs and military police dogs) and other animals;
(10) to carry bicycles (including folding bicycles), and to use balance carts, skateboards, scooters, roller skates and other tools to assist transportation (except wheelchairs for the disabled and baby carts);
(11) to carry explosive, poisonous, harmful, radioactive and other dangerous objects that may endanger the safety of human life and property;
(12) to operate buttons or switch devices with warning signs, and to use emergency or safety devices when not in a state of emergency.
(13) damage vehicles, platform doors, automatic ticket sales and check-in equipment, interfere with communication signal;
(14) throwing objects at CRC lines, trains and other facilities;
(15) damage, move or cover safety signs and protection equipment;
(16) walking the wrong way, pushing in operation;
(17) other acts affecting the safety and disturbing passengers.
【小题1】Which was forbidden to take on the subway?
A.Digital cameras.B.Guide dogs.C.Baby carts.D.Folding bicycles.
【小题2】Which was true according to the text?
A.The passengers can enter tunnel without authorization with no signs.
B.The banning number of rules of the passengers increased to 17.
C.Spitting chewing gum and smoking were allowed on the subway.
D.The passengers could use emergency or safety devices anytime.
【小题3】Which objects were allowed to use by the subway riders?
A.Digital speakers.B.Scooters.C.Poisonous drugs.D.Wheelchairs.

The European Union (EU) has announced a broad new transport plan which aims to cut back on carbon emissions over the next three decades. The European Commission presented its “Sustainable and Smart Mobility Strategy" on Wednesday. According to the Commission, its strategy focuses on making Europe’s transport system “sustainable, smart and resilient".

By 2030, aims for the strategy include: at least 30 million zero-emission cars on the road, “market-ready" zero-emission marine vessels, and the large-scale application of automated mobility. Other targets for the next decade include the development of more cycling infrastructure. And by 2035, it wants “zero-emission large aircraft" to be market-ready. Further ahead, the Commission says “nearly all cars, vans, buses as well as new heavy-duty vehicles will be zero-emission” by the middle of this century.

“By carrying out this strategy, we’ll create a more efficient and resilient transport system, which is on a firm pathway to slash emissions in line with our European Green Deal goals, said Adina Valean, the commissioner for transport. The European Green Deal refers to the European Commission’s plan for the European Union to be climate neutral by 2050.

While authorities in Europe were eager to play up the strategy and emphasize the potential effects of its goals, some environmental organizations offered a different viewpoint. In a statement reacting to the plans, the European Unit of Greenpeace said the Commission’s proposal didn’t “suggest setting a reduction target for air travel, nor the number of privately owned cars".

"While it does suggest that ‘collective travel’ (e.g. via air, rail and bus) under 500 km in the


EU be carbon neutral by 2030, it nevertheless falls short of binding measures, such as a ban on short-distance flights where there’s a greener alternative like rail,” the group added. "It also fails to set an end date for the sale of new cars with internal combustion engines."

Elsewhere, the European Cyclists' Federation, Cycling Industries Europe and Confederation of the European Bicycle Industry gave what they described as a “careful welcome” to the strategy’s "positive statements about cycling". They stated that “a lot more work" was required to “identify how more ambitious change can be built into the Commission’s action plans”. The associations then went on to express their regret that the strategy had “not yet set specific milestones for cycling as a transport mode in the transport system of the future”.

【小题1】What does the new transport plan mainly focus on?
A.Various means of transportation.
B.People’s traffic safety awareness.
C.Chief functions of future vehicles.
D.Environmental benefits of transport.
【小题2】What does the underlined word “slash" in Paragraph 3 probably mean?
A.removeB.affectC.reduceD.limit
【小题3】What can we know about the Commission’s proposal?
A.It fails to satisfy the real needs of the public.
B.It meets opposition from some organizations.
C.It increases the government’s financial burden.
D.It sets many economic targets that are unrealistic.
【小题4】What is the associations’ attitude towards the new strategy?
A.Casual.B.Cautious.C.Positive.D.Friendly.

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