课时训练(十五)Units 12(九全)(限时:30分钟).2019原创阅读理解Wikie is a 14-year-old whale living in France. She is an orca(虎鲸), or a killer whale. Killer whales are very smart. They can even be trained to “speak” the human language.Wikie is one of those smart killer whales. A group of international researchers have taught Wikie to repeat human words. Now she can say words like “hello”, “bye-bye” and the name “Amy”. She also repeats numbers as well as sounds made by humans. Wikie is a quick learner. She is able to mimic(模仿) a word or sound after just 10 tries.Although Wikie is able to mimic human words and sounds, that does not mean she can understand them. Josep Call is the co-author of the study. He told TheGuardian that there is no evidence (证据) that Wikie understands what “hello” stands for.In the wild, killer whales live in groups. Each group uses different sounds and calls to communicate with each other. To everyones surprise, one killer whale even learnt to communicate with a dolphin while living with it.Killer whales can still make a sound that comes close to what other different animals can make. Only human beings have this ability. The discovery is amazing. Scientists say that this mimicking ability is very important. Animals can get used to changes more easily and increase their chances of survival(生存). 1.From the first paragraph, we learn about killer whales are . A.thinB.smartC.lazyD.useful 2.What can Wikie do according to the passage?A.She can dance to music.B.She can repeat human words.C.She can understand human words.D.She can mimic humans action. 3.From the third paragraph, we know .A.Wikie cant understand the meaning of human wordsB.Wikie just can repeat some human wordsC.Wikie can communicate with some human words D.Wikie can mimic human actions 4.Which discovery is amazing?A.Killer whales can mimic other different animals sound.B.Killer whales like living in groups. C.Killer whales get used to changes more easily.D.Killer whales can communicate with human beings. 5.Whats the best title for the passage?A.Wikies unusual abilityB.A study about killer whalesC.The importance of mimicking abilityD.How to communicate with each other.完形填空Have you ever taken a tour of a zoo?If so, its likely that the person who led you through the zoo helped you to learn a lot about the 6.Amelia Rinas is a high school student who lives in Ohio. One day Amelia 7 the Cleveland Metroparks Zoo. The moment she saw the gorillas there, she felt 8 about them. She wondered if they were getting the right foods.Amelia read all she could about gorillas and learned what they like to 9. Then she started a “gorilla garden”. She grows the fruits and vegetables that gorillas love to eat. Some of those foods are tomatoes, carrots, and strawberries. Amelia works with other volunteers in her community who use their 10 time to help Amelia and the gorillas. When they take the food to the zoo, the gorillas are thrilled. They look so excited!Who is responsible for Amelias interest in animals? Amelia is a member of Roots & Shoots. Its members are young people who 11 animals and the environment. They helped Amelia understand that animals need our care, too. The slogan on the Roots & Shoots Website is “Inspire, take action, make a difference.” These words tell 12 the group is all about. The group urges(力劝) kids and grown-ups, including parents and teachers, to do what they can to make a 13 where they live.When interviewed about her project, Amelia said,“I joined Roots & Shoots 14 I wanted to make a difference in the world.”There are many 15 to make a difference in the world. Amelia Rinass gorilla garden has helped make gorillas happier and healthier.6.A.gardensB.foodsC.plantsD.animals7.A.openedB.boughtC.visitedD.started8.A.boredB.tiredC.worriedD.relaxed9.A.eatB.biteC.fightD.kick10.A.paidB.lastC.extraD.lost11.A.care aboutB.look forC.run afterD.laugh at12.A.whenB.whatC.howD.where13.A.livingB.mistakeC.noteD.difference14.A.becauseB.butC.thoughD.unless15.A.waysB.mysteriesC.coursesD.inventions.语法填空阅读下面材料,在空白处填入1个恰当的词或括号内单词的正确形式。What does it mean to be green? “Green” is more than just a color. It also means taking special steps 16. (protect) the environmentthe water, the land, and the air we breathe. 17.(plant) are green, and without them the earth wouldnt be such a lovely home for us human beings.Sometimes people call ours a “throwaway society”. That means we are throwing away old things and 18.(buy) new ones. Many times, if you no longer need something, others just might need it. For example, if you are old enough not to play 19. your toys, why not give them to another family 20. has a kid so that they dont need to buy new toys? And there will be less rubbish in your neighborhood.In order to keep the neighborhood “green” and make waste rene