【正文】 ly D. have little difficulty adjusting to the change 31. The purpose of the passage is to ________. A. describe the difficulties today39。s parents, the 40yearolds, were on the “after39。s abilities. C. Parents and children talk more about sex and drugs. D. Parents share more interests with their children. 29. The change in today39。 side, explains Mr. Ballmer. It39。s parents. the 40yearold were on the 39。before39。s new cars are binations of different green models D. China is still young and lacking experience 27. What is the most important feature of hybrid cars? A. They have smaller engines than traditional gasoline ones. B. They are much quieter than traditional cars. C. They only use 99 percent of their power to run up hills. D. They are powered by both a rechargeable battery and gasoline. C Parents and kids today dress alike, listen to the same music, and are friends. Is this a good thing? Sometimes, when MR. Ballmer and his 16yearold daughter, Elizabeth, listen to rock music together and talk about interests both enjoy, such as pop culture, he remembers his more distant relationship with his parents when he was a teenager. ‘‘ I would never have said to my mom, Hey, the new Weezer album is really great. How do you like it?” says Ballmer. There was just a plete gap in taste. Music was not the only distance. From clothing and hairstyles to activities and expectation: earlier generations of parents and children often appeared to move in separate orbits. Today, the generation gap has not disappeared, but it is getting narrow in many families: Conversations on subjects such as sex and drugs would not have taken place a generation ago. Now they are fortable and mon. And parentchild activities, from shopping to sports, involve feeling of trust and friendship that can continue into adulthood. No wonder greeting cards today carry the message, To my mother, my best friend. But family experts warn that the new equality can also result in less respect for parent. “ There39。s gasoline engine is dormant (休眠 ). The electric motor will provide power until the car reaches about 24 km/h. If you stay at a low speed, you are effectively driving an electric car, with no gasoline being used, and no waste gas gives off. The onboard(車載的 ) puter makes the decision about when to use a gas engine, when to go electric, and when to use a bination of the two. If you go over 24 km/h, when you step on the gas pedal (油門 ), you are actually telling the puter how fast you want to go. The electronic motor recharges automatically using a set of batteries. When driving at high speed, the gasoline engine not only powers the car, but also charges the batteries. Any time you use the brake, the electric motor in the wheels will work like a generator and produce electricity to recharge the batteries. As a consequence, the car39。s hybrid car Prius will be ready to drive in China this week. Let39。 并在答題卡上將該選項(xiàng)涂黑． A It was time for Mr. Rocco to shut up shop when I hurried into the florist’s. “Now, what is it that you want?” Mr. Rocco turned to me. “I want the most b eautiful flower you have.” I replied, “And just how much do you have to pay for this most beautiful flower?” I held out a wet hand showing a quarter and dime. He nodded, and then showed me a plant on the counter “I can give you this one for 35 cents.” he said， “ Aw, gee,” I protested, “it looks like a weed!” About l 8 inches high, the plant was in a small pot covered with faded red paper.“ Now trust me, boyI promise that tomorrow morning when you get up, you will find your most beautiful flower. ”said Mr. Ro cco. I knew him to be a good honest man, so I agreed to take it. It was almost midnight when I arrived home. Mom was seriously sick and using the front bedroom. I looked in to see if she was asleep, and then quietly tiptoed in and set the plant on the table beside her bed. I wanted her to be surprised when she woke on Mother’s Day. The next morning, I dressed and hurried downstairs. The sun was shining through kitchen window as I looked into Mom’s room. She motioned (打手勢(shì) ) for me to e in, then glanced over at the table where the plant was. Holy mackerel! There were three big yellow trumpetshaped blooms. It was just like Mr. Rocco saidthe most beautiful flower I ever saw! When I looked at Mom, she was smiling as tears streamed down her cheeks. She held out her hand for me to e near, then pulled me close and hugged till it hurt. Then, remembering her contagious condition and that she wasn’t supposed to touch me, she quickly let me go. My dear Mom died the next night. The moment she hugged me turned out to be the most wonderful moment of my life. Not only had that beauti