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最新真题 Section I Use of English Directions: Read the following text. Choose the best word for each numbered blank and mark A,B,C or D on the ANSWER SHEET. As many people hit middle age, they often start to notice that their memory and mental clarity are not what they used to be. We suddenly cant remember ___1___ we put the keys just a moment ago, or an old acquaintances name, or the name of an old band we used to love. As the brain ___2___, we refer to these occurrences as senior moments. ___3___ seemingly innocent, this loss of mental focus can potentially have a ___4___ impact on our professional, social, and personal ___5___. Neuroscientists, experts who study the nervous system, are increasingly showing that theres actually a lot that can be done. It ___6___ out that the brain needs exercise in much the same way our muscles do, and the right mental ___7___ can significantly improve our basic cognitive ___8___. Thinking is essentially a ___9___ of making connections in the brain. To a certain extent, our ability to ___10___ in making the connections that drive intelligence is inherited. ___11___, because these connections are made through effort and practice, scientists believe that intelligence can expand and fluctuate ___12___ mental effort. Now, a new Web-based company has taken it a step ___13___ and developed the first brain training program designed to actually help people improve and regain their mental ___14___. | 
