15年高考英语广东卷(精校版)讲解.doc

2015年普通高等学校招生全国统一考试（广东卷） 英语 本试卷共12页，三大题，满分135分。考试用时120分钟。 注意事项：1. 答卷前，考生务必用黑色字迹的钢笔或签字笔将自己的姓名、考生号、试室号和座位号填写在答题卡上。用2B铅笔将试卷类型（B）填涂在答题卡相应位置上。将条形码横贴在答题卡右上角“条形码粘贴处”。 2. 选择题每小题选出答案后，用2B铅笔把答题卡上对应题目的答案信息点涂黑，如需改动，用橡皮擦干净后，再选涂其他答案，答案不能答在试卷上。 3. 非选择题必须用黑色字迹钢笔或签字笔作答，答案必须写在答题卡各题目指定区域内相应位置上；如需改动，先划掉原来的答案，然后再写上新的答案，不准使用铅笔和涂改液。不按以上要求作答的答案无效。 4. 考生必须保持答题卷和答题卡的整洁，考试结束后，将试卷、答题卷和答题卡一并交回。 语言知识及应用（共两节，满分45分） 完形填空（共15小题；每小题2分，满分30分） 阅读下面短文，掌握其大意，然后从1~15各题所给的A、B、C和D项中，选出最佳选项，并在答题卡上将该项涂黑。 How long can human beings live? Most scientists who study old age think that the human body is ___1___ to live no longer than 120 years. However, 110 years is probably the longest that anyone could hope to live —— if he or she is ___2___ healthy and lucky. Some scientists even say we can live as long as 130 years! Yet, our cells simply cannot continue to reproduce ___3___. They wear out, and as a result, we get old and ___4___ die. Even though we can’t live forever, we are living a ___5___ life than ever before. In 1900, the average American life span (寿命) was only 47 years, but today it is 75 years! When does old age begin then? Sixty-five may be out-of-date as the ___6___ line between middle age and old age. After all, many older people don’t begin to experience physical and mental ___7___ until after age 75. People are living longer because more people ___8___ childhood. Before modern medicine changed the laws of nature, many children died of common childhood ___9___. Now that the chances of dying ___10___ are much lower, the chances of living long are much higher due to better diets and health care. On the whole, our population is getting older. The ___11___ in our population will have lasting effects on our social development and our way of life. Some people fear such changes will be for the worse, while some see ___12___, not disaster, many men and women in their “golden years” are healthy, still active, and young in ___13___ if not in age. As the society grows old, we need the ___14___ of our older