中考英语 阅读理解 七选五专练2（10篇带答案）

九年级英语七选五专练2（10篇） 11 Endangered dolphins are beautiful animals that need to be saved. However, if we continued to follow the same path that we are on related to the environment, many of the wonderful creatures are going to continue to go extinct. (106) _____ Many of them are river dolphins and they are very close to being lost forever if we do to take the time to care for them. The following is the reasons why they are in danger. (107) _____ Dolphins can often get stuck in these nets and they may die. Another problem is the fact that many people and different countries will hunt for dolphins as a source of food. (108) _____ When the oceans and rivers are polluted, it affects the environment where these beautiful creatures are living. It may be important to also keep in mind that the dolphin is towards the top of the food chain. (109) _____ If these smaller animals are affected by the pollution as well, there really is no safe place for the dolphin to go. (110) _____ You can also pay attention to the land around you. Do not litter and stop if you do. Spend time on the weekend cleaning up trash in your area and recycle what you can. You play a large role in this whether you believe it or not. So find out what your role is related to endangered dolphins and work towards a positive change. A. We, as humans, have to be doing something to protect them. B. It may interest you to know that there are about six different types of dolphins that are endangered. C. One problem that has caused endangered dolphins is fishing nets. D. Because of this, they are going to eat smaller animals that are in the water. E. The pollution is becoming worse and worse. F. The next problem is pollution. G. Endangered dolphins are very important for us. 12 Soon computers and other machines will be able to remember you by looking at your eyes! The program works because everyone’s eyes are different. So in the future you won’t have to remember a number when you want to use a machine or take money out of a bank. 106. The eye-recognition(眼睛识别) program has already been tested in shops and banks in the USA, Britain, Spain, Italy and Turkey. 107. Eye-recognition is a course of recognizing iris(虹膜), which includes the following steps. First, a kind of machine needs to collect different examples of one’s iris from his eyes and store them. Second, when this person goes to the bank to take out of money, this machine will have iris feature extraction(采集). 108. Once the examples and the feature extraction are the same, this person will be identified, and he will take out of the money from the bank successfully. 109. Machines will soon be able to know you from the shape of your face or hand or even your smell! We already have machines that can tell who you are from your voice or the mark made by your finger. Eye-recognition is better than other kinds because your eyes don’t change as you get older, and don’t get dirty like hands or fingers, and even twins have diff ... ...