精品解析：北京市海淀区2022-2023学年高三上学期期末练习英语试卷

海淀区2022—2023 学年第一学期期末练习 高三英语 本试卷共10页，100分。考试时长90分钟。考生务必将答案答在答题纸上，在试卷上作答无效。考试结束后，将本试卷和答题纸一并交回。 第一部分：知识运用(共两节，30分) 第一节(共10小题;每小题1.5分，共15分) 阅读下面短文，掌握其大意，从每题所给的A、B、C、D 四个选项中，选出最佳选项，并在答题纸上将该项涂黑。 We’ve all heard the saying “Laughter is the best medicine”. And there might be something in this idiom. Numerous studies have shown that people who report greater ___1___ tend to have better medical outcomes. For instance, a 2017 study at the University of Nottingham tested the effect of mood on 138 retirees ___2___ the normal flu injection. Those who felt happy on the day of the vaccination went on to ___3___ more flu-fighting antibodies. Earlier work at Yale University and the University of Florida has also shown that people’s mood affects the activation of genes that fight disease. But does happiness lead to good ___4___, or is it the other way around? After all, it could be that people who have strong immune systems ___5___ have higher levels of other mood-improving brain chemicals as well. Here is a possible evolutionary ___6___. Humans evolved as social creatures that cooperate in groups to ___7___ food and protect themselves from wild animals. We were happier with a(n) ___8___ network of friends and family because this improved our chances of survival. But closely socializing groups are also breeding grounds for respiratory (呼吸的) ___9___ such as flu and colds, so we would have needed to increase the activity of the genes that fight these diseases. For those who were ___10___ from society, however, infectious disease was less of a problem, and genes that help recover from physical injury may have been prioritized instead of the ones that fight disease. 1. A. success B. confidence C. happiness D. determination 2. A. avoiding B. receiving C. missing D. organizing 3. A. produce B. repair C. detect D. absorb 4. A. health B. mood C. relationship D. performance 5. A. gradually B. naturally C. randomly D. rarely 6. A. solution B. prediction C. application D. explanation 7. A