In this task, you're given an article and an answer. Your task is to generate the fill-in-the-blank question for this answer based on the given article. The blanks are always at the end of the question, and can be filled with more than one word or phrase.

Q: Article: A machine which makes water out of air could become the greatest household invention since the microwave. Using the same technology as a dehumidifier , the Water Mill is able to create a ready supply of drinking water by getting it from a limitless source-the air. The company behind the machine says not only does it offer all alterative to bottled water in developed countries,but it is a solution for the millions who face a daily water shortage. The machine works by drawing in damp air through a filter and over a cooling element which changes it into water droplets.It can produce up to 12 liters a day.The Water Mill will also produce more water when storms pass over, as the humidity in the air increases.In keeping with its ecodevelopment,the machine uses the same amount of electricity as three light bulbs. Inventor Jonathan Ritchey said:"The demand for water is .People are looking for freedom from water distribution systems that are shaky and unreliable". The machine,which is about 3 feet wide,is likely to costPS800 when it goes on sale here in the spring.Its maker, Canadian firm Element Four, estimates that a liter of water will cost around 20 pence to produce. Environmentalists claim half the world's population will face water shortage because of climate change by 2080.One in five humans is said to lack access to safe drinking water. The Water Mill is not effective in areas with below about 30 percent relative humidity, but with average relative humidity in England of more than 70 percent that won't be much of an issue here.
Answer: unlimited source

A: According to the author, the biggest advantage of the machine is its _ .
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Q: Article: Most people go to a doctor in their own town or suburb . But people in the Australian _ can't get to a doctor quickly. The nearest doctor is sometimes hundreds of kilometers away so they have to call him on a two-way radio. This special doctor is called the "flying doctor". He visits sick people by plane. When someone is very sick, the doctor has to fly to the person's home. His plane lands on a flat piece of ground near the person's house. Sometimes the doctor has to take the patient to hospital. Flying doctors take about 8,600 people to hospital each year. However, most of the time the person isn't very sick, and the doctor doesn't have to visit. He can give advice on the radio from the office at the flying doctor center. He can tell the patient to use some medicine from a special medicine chest . There is one of these chests in every home in the outback. Each bottle, tube and packet in the chest has a number. The doctor often says something like this," take two tablets from bottle 5 every four hours."
Answer: the nearest doctor is sometimes very far away from them

A: Some people in the Australian outback can't get to a doctor quickly. Because _
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Q: Article: Bali Beach Resort has plenty of attractions. It is a holiday paradise . The self-styled 'Ultimate Island' certainly has plenty for everyone. Where in the world ? Bali is located just off the eastern edge of the main Indonesian island of Java. To the east is the neighboring island of Lombok. To the south of Bali lies the expanse of the Indian Ocean, while to the north is the Bali Sea. The most popular resort with holidaymakers is Ubud north of Sanur. When to go? Bali has a tropical climate year round with an average daily temperature of 31degC(87degCF). The wet season is between October and April. The dry season is between May and September, and is the busiest time to visit the island as travelers take advantage of the long hot days and little rain. Beach Bali has a string of beaches, mainly in the south of the island. Head away from Bali's beaches and a totally different world awaits you. Ubud is an easily accessible jungle resort town with a good range of hotels, shops and restaurants. The active volcano of Mount Batur is a highlight and so are the mountain lakes. Family fun All of the resorts have plenty of facilities for families. In Ubud there is a monkey park, where young ones can see monkeys that are not kept in tiny cages and an elephant park where holidaymakers can ride an elephant. Eating out All of Bali's holiday resorts offer international cooking to suit every tourist's taste, with most of the better hotels having excellent restaurants. Indonesian Bintang beer is very popular. Getting around There are a limited number of local buses. The other public transport is to take the local "bemo" minibuses. These colourful little minibuses speed around the winding roads with fares negotiated on board, so it helps to speak a little of the local language. There are also taxis and both electric bikes and cars can be hired.
Answer: to the west of the Lombok Island

A:
From the passage we learn that Bali is _ .
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