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1、1第三部分：阅读理解阅读下列短文，从每题所给的A、B、C、D四个选项中，选出最佳选项。（共15小题；每小题2分，满分30分）AUS First Lady Michelle Obama gave a speech at an event on Sept 4. The event was an important one leading up to this years US national election. Here are two excerpts.Part 1 Barack knows the American Dream because hes lived it. and he wan
2、ts everyone in this country to have that same opportunity, no matter who we are, or where were from, or what we look like, or who we love. And he believes that when youve worked hard, and done well, and walked through that doorway of opportunity, you do not slam it shut behind you. You reach back, a
3、nd you give other folks the same chances that helped you succeed. When people ask me whether being in the White House has changed my husband, I can honestly say that when it comes to his character, and his convictions (信念), and his heart, Barack Obama is still the same man I fell in love with all th
4、ose years ago. Hes the same man who started his career by turning down high-paying jobs and instead working in struggling neighborhoods where a steel plant had shut down, fighting to rebuild those communities and get folks back to work. Because for Barack, success isnt about how much money you make,
5、 its about the difference you make in peoples lives. Hes the same man who, when our girls were first born, would anxiously check their cribs (婴儿床) every few minutes to ensure they were still breathing, proudly showing them off to everyone we knew. Thats the man who sits down with me and our girls fo
6、r dinner nearly every night, patiently answering their questions about issues in the news, and strategizing (出谋划策) about middle school friendships. Thats the man I see in those quiet moments late at night, hunched (弯腰驼背) over his desk, poring (仔细阅读) over the letters people have sent him.Part 2 but t
7、oday, I love my husband even more than I did four years ago, even more than I did 23 years ago, when we first met. I love that hes never forgotten how he started. I love that we can trust Barack to do what he says hes going to do, even when its hard especially when its hard. I love that for Barack,
8、there is no such thing as “us” and “them”. He doesnt care whether youre a Democrat (民主党), a Republican (共和党), or none of the above. And I love that even in the toughest moments, when were all sweating it when were worried that the bill wont pass, and it seems like all is lost Barack never lets himse
9、lf get distracted (分心) by the chatter (喋喋不休) and the noise.56. According to Michelle, which of the following is TRUE about Barack Obama?A. He adopted his values from his family.B. He made a good career choice by working in a steel plant.C. He believes that everyone can be successful.D. He hopes thos
10、e who succeed open the door of opportunity for others.57. Through the speech, Michelle Obama tries to show that her husband _.a. devotes so much to his work that he seldom has family timeb. hasnt been affected by powerc. is ready to act in the interest of most peopled. is faithful to his promisese.
11、is modest and willing to listenA. abc B. bcd C. acd D. cde58. What might be Michelles main purpose in this speech?A. To help her husband in his re-election.B. To get the American people to know more about Obama.C. To express her love and faith in him.D. To show American dream is still within peoples
12、 reach.来源:学科网B IMAGINE if there was a device that could do everything for you wake you up every morning, chat with you and type your e-mails. The piece of technology in question would be smart, able to tell you about the weather and where the nearest restaurants are. The good thing is you no longer
13、need to wonder, because something like this already exists. And its name is Siri. Siri is a voice recognition application designed for Apple products and the concept has been around for almost a year. When Siri first came out it could only speak English, but now it has “learned” lots of new language
14、s, including Chinese, Cantonese and Taiwanese, reported The Wall Street Journal. So, you can give it orders in your mother tongue. But how could a cell phone or a computer “hear” what you are saying and understand it? This is all because of voice recognition technology. When you speak, your voice cr
15、eates vibrations (振动) in the air a bit like waves in the water when you throw a rock into the lake. The microphone receives the vibrations and the computer changes them into digital data that is then divided into many parts. They are analyzed one by one to see what pronunciations each part stands for. The computer then puts these pronunciations together into possible words according to its built-in dictionary. But figuring out the words is far from enough; building words into meaningful sentences is the most difficult part. The computer has to compare what it hears to a large
