上外版必修二Unit1练习题 Vocabulary Directions: Complete the following passage by using the words and phrases in the box. Each word or phrase can only be used once. Note that there is one word or phrase more than you need. A. entertaining B. renewal C. uncover D. approach E. administer F. urgent G.improve H. luxury I. electric J. struggling K. connection Why Nature Makes Us Happier, Healthier, and More Creative For centuries, poets and philosophers sang high praise of the benefits of a walk in the woods: Beethoven drew inspiration from rocks and trees; Wordsworth composed while walking over the heath (荒野); and Nikola Tesla conceived the 1._____ motor while visiting a park. Attracted by the 2. _____ in the natural world, Florence Williams sets out to 3._____ the science behind nature's positive effects on the brain. In this informative and 4. _____ account, Williams investigates cutting-edge research as she travels to fragrant cypress (柏树) forests in Korea to meet the rangers who 5. _____ "forest healing programs", to the green hills of Scotland and its “eco therapeutic" 6. _____ to caring for the mentally ill, to a river trip in Idaho with Iraqi vets suffering from PTSD (创伤后精神紧张性障碍) , to the West Virginia mountains where she discovers how being outside helps children with ADHD (注意力不集中症). The Nature Fix demonstrates that our 7. _____ to nature is much more important to our knowledge than we think and that even small amounts to exposure to the living world can 8. _____ our creativity and enhance our mood. In prose that is cutting, witty and 9. _____, Williams shows how time in nature is not a 10. _____ but is in fact essential to our humanity. As our modern lives shift dramatically indoors, these ideas are more urgent than ever. How to Care for Your Tree 1. Water the newly planted tree. Once the tree is planted, water it and keep up a 11. _____ schedule of watering. Water the tree every day for several weeks to let the 12. _____ get established in the surrounding soil. After this you can reduce the frequency of watering. Water as necessary for the conditions in your area. 13. _____ humidity into consideration to help you decide 14. _____ to water your tree. If you are planting fruit or nut trees for a small home orchard, continue to water weekly for the 15. _____ of the tree, as your crop depends on consistent irrigation. You'll also want to fertilize fruit and nut trees monthly, or 16. _____ package directions. 2. Use mulch (覆盖物). Considering adding a layer of mulch 17. _____ your tree to help keep moisture in and weeds out. Cover the planting hole with 1-3 inches of shredded hardwood or leaf mulch. Keep the mulch at least 12 inches away from the trunk 18. _____ it may cause the trunk to rot. Mulching around the tree will 19. _____ the tree from trampling and lawnmowers, 20. _____ are two activities that commonly kill young trees. 3. Prune the tree if necessary. If there are any broken, dead, or diseased limbs on your tree, ... ...
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