Article: The United States: Fliers may want to have their tickets in hand before catching their planes, but the airline companies are doing everything they can to bring forward cost-saving ticketless flight--no paper needed, just a ticket number and a photo ID. Anyone who buys a Northwest E-ticket through the airline's computer service by June 16 will get an award. Next time you fly, you can buy another ticket for a friend for $99, good anywhere in the US or Canada, along with the lowest ticket prices. Some airlines offer extra frequent-flier miles for the ticketless crowd. And there are rising punishments for paper lovers. American, Northwest, United, and US Airways have raised the cost for lost-ticket replacement to $70 from either $60 or $50. The airlines insist that the increase in price is not meant to push travelers toward E-tickets but only covers the increasing cost of replacing and tracking a missing ticket. Question: To encourage people to take ticketless flights, the airlines _ . Yes or no, is the answer "allow each traveler to have an extra $99 ticket for a friend of theirs"?
No

(Question)
Article: One thing the tour books don't tell you about London is that 2,000 of its residents are foxes , which fled the city about centuries ago after developers and pollution moved in . But now that the environment is cleaner , the foxes have come home , one of the many wild animals that have moved into urban areas around the world . Several changes have brought wild animals to the concrete jungles . First of all , air and water quality in many cities has improved as a result of the 1970s' pollution control efforts . meanwhile , rural areas have been built up , leaving many animals on the edges of suburban areas . In addition , conservationists have created urban wildlife shelters . " The number and variety of wild animals in urban areas is increasing , " says Gomez Jones . One of the country's largest populations of raccoons now lives in Washington , D.C. , and moose are regularly seen wandering into Maine towns . Peregrine falcons dive from the window edges of buildings in the largest U.S. cities to hunt for pigeons . For peregrine falcons , cities are actually safer than rural areas . By 1970 the birds had died out east of the Mississippi because the DDT , a widely used poison to kill insects , had made their eggs too thin to support life . That year , Tom Cade began raising the birds for release in cities , for cities afforded abundant food in the form of pigeons and contained none of the peregrines' natural enemies . " Before they died out , some migrated to cities on their own because they had run out of natural habitats , " Cade says . " To peregrines , buildings are just like natural habitats . " He has released about 30 birds since 1975 in New York , Baltimore , Philadelphia and Norfolk , and of the 20 pairs now living in the East , half are originally born in the city . " A few of the young ones have gotten into trouble by falling down chimneys and crashing into window glass , but overall their adjustment has been successful . " Question: . The passage is mainly concerned with _ . Yes or no, is the answer "wildlife of all kinds returning to large cities to live"?
(Answer)
Yes

Ques: Article: The Sydney Opera House is a very famous building in the world. It has become Sydney's best-known landmark and international symbol. The Opera House with a " sailing roof" was designed by a famous Danish architect ,Utzon. The base for the building was started in 1959, years before the designs were finished. Utzon spent four years designing the Opera House. In 1962, the designs were finalized and the construction began. In 1967, they started the decoration inside. It took 14 years in total to build the Opera House. Queen Elizabeth II officially opened it on October 20th, 1973. The Sydney Opera House cost around $100 million and was paid for by the public 6,225 square meters of glass was used to build it. The Opera House includes 1,000 rooms. It is 185 meters long and 120 meters wide. The building's roof sections weigh about 15 tons. Each year, this fantastic building attracts 200,000 tourists to come for a visit or enjoy events in it. The Opera House reaches out into the harbour . It is amazing and unforgettable, offering people a strong sense of beauty. Question: Building the Sydney Opera House lasted _ . Yes or no, is the answer "from 1962 to 1967"?
Ans: No

(Q).
Article: The nervous-looking young man had waited for a few moments--outside the jeweler's before he got enough courage to enter. He was warmly greeted by a young assistant. James felt a rush of blood to his face as he explained he would be bringing in his future wife to choose a birthday present. The assistant listened carefully and told him he'd better buy a necklace. He wasn't used to buying jewellery and was a little worried about over-spending. After some discussion as to a reasonable price and the type, the assistant showed him dozens of necklaces and helped him to choose. At last James chose one and left the shop promising to return at five o'clock. When, half an hour later than planned, James did return to the shop with his future wife, Laura, the assistant acted as if she had never seen him before. When she was asked to show them some necklaces, she first brought out some inexpensive ones for them to choose, and then gave them the one she had prepared. A choice was soon made and they went away satisfied. James would certainly come back to buy what he wanted. Question: When James told the assistant why he wanted to buy a present, his face _ . Yes or no, is the answer "turned red"?
(A).
No

Article: A father wanted to buy a horse for his son. After looking at many horses, the man's decision was almost made. It had come down to a choice between two horses. They were quite similar and the prices were the same. He decided to take another look so he could make a final decision. The first farmer was eagerly trying to sell his horse and talked much about how cute his horse was, but the father didn't reach a decision. The second farmer was different. He didn't say anything about the horse, but he simply said that he was sure the man's son would love his horse. He offered to bring the man a saddle , a bridle , the horse and enough food for it for 30 days. In return , the father should give him a check, and he would hold it for 30 days. If the man's son decided to keep the horse, he could let him know at the end of the 30 days, and he would cash the check. Otherwise, he would give back the man's check, pick up the horse and even clean up where the horse had been to. Which farmer do you think sold his horse? Can you see that if you promise buyers reliable business dealings with you, you are more likely to be successful? The farmer gave more far beyond what the father thought or even imagined. Question: We can learn from the passage that _ . Yes or no, is the answer "one should know how to please his buyers"?
No