近两年来，随着国际市场能源资源性产品价格的持续大幅上涨，制造业的生产成本不断抬高，使得国际市场竞争激烈的各类制成品价格也开始逐步上升，价格上涨开始从上游向下游传递。与此同时，国际商品市场价格上涨也开始向各国国内传递，特别是能源和农产品价格大幅上涨对各国消费价格指数逐步产生明显的上升推动作用。这段文字强调的是（）。
A．国际商品市场价格上涨开始向各国国内传递
B．价格上涨开始从制造业上游向下游传递
C．制造业的生产成本对各国消费价格指数的影响
D．国际市场能源资源性产品价格对国内消费价格的影响
参考答案：D
解析：
文段阐述了由国际市场能源资源性产品价格上涨引起的连锁反应，最终影响到各国国内的消费价格指数。因此寻找头尾，可知正确答案为D。
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| When Carrey found that the police in his community were investigating him for a bank fraud (银行劫案), he escaped to Thailand. For months police agents and detectives couldn't find his 1 location-until they 2 his Facebook profile. Private 3 Carrey's profile was, his list of Facebook friends was not. Using that list, the police were able to find and 4 him. 5 are the days when the only way to catch a criminal was to 6 "wanted posters" and crime reports. Now when police want to catch a suspect, they 7 Facebook for clues about the person's traces. Almost everyone is getting online and using social networking sites 8 Facebook. They are posting photos of themselves, 9 the world where they are and what they are doing. Often a suspect has his or her own 10 , with photos and information that are vital to the catch the criminals. Some police departments are also turning to the community for help by creating their own Facebook pages. There, officers post photos so that members of the community can see and 11 them. Facebook is also helping the victims help themselves. Here 12 the story, when someone stole a truck from Paul, Paul thought the truck was gone and would never be back. But he posted photos of the truck on Facebook and asked people to keep an eye open 13 it if they noticed it. The next morning he received a call: Someone 14 the truck and 15 the police of it. The thief was arrested, and the truck was returned. Thanks to Facebook, it is making it harder for criminals to 16 their tracks. When criminals are 17 on Facebook, they are unknowingly leaving 18 for police to follow. And when police and victims spread the 19 about a crime over Facebook, more people can 20 the search. With the right tip, police just might be able to make an quick arrest. | ||||
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