Unit 5 The power of nature Reading课时作业

　　I．单句语法填空

　　1．Nowadays some disturbing(disturb) problems connected with bike­sharing have arisen.

　　2．The child needs more friends of the same age.

　　3．He wants to know how to run(run) a business successfully.

　　4．The two suggestions you put forward are basically(basic) the same.

　　5．His talent for writing goes hand in hand with his love of literature.

　　6．Li Hua is said to go(go) abroad for further education next year.

　　7．My motivation(motivate) increased as I thought of the wonderful world of the future.

　　8．But they looked forward too, by opening new frontiers(frontier) in the arts.

　　9．A skilled(skill) painter organized a summer school in Florence.

　　10．In short，the solution to all our problems lies in economic development.

　　II.阅读理解

　　The mystery of Leonardo da Vinci's famous Mona Lisa painting has been cracked with the help of emotion­recognition software by scientists recently.According to the findings which will be published in the New Scientist，Mona Lisa's exact emotions were 83 percent happy，9 percent disgusted，6 percent fearful，and 2 percent angry.

　　Dr Nicu Sebe，a professor at the University of Amsterdam in the Netherlands，used emotion­recognition software to come up with the exact analysis of Mona Lisa's emotional state.The software rated features such as the curvature(曲度) of the lips and crinkles around the eyes.

The program draws on a database of young female faces to get an average"neutral"expression.The software uses this average expression as the standard for comparisons.Other applications of emotion­recognition software might be to detect