Prepared on 21 November 2021上海英语高考各区二模完型汇编及答案2017上海二模各区完型汇编宝山区Surviving Art TraditionNative American Indians expressed themselves through their artwork, which is carved onto totem（图腾）poles. Many people hold the belief (21) _all Native American Indian tribes （部落）carve的totem poles, but this is far from the truth . Carving totem poles was a tradition among many tribes , especially those that lived along the Pacific coast (22)_forest grew. However , those Native American Indians who lived in the south west and the plains , and Indians , but (23)_(few) trees to carve than Pacific tribes.The height of totem poles can vary considerably . Long ago totem poles (24) _(find) to stand around 12m tall . Today , Native American Indian artists continue to care trees, but some totem poles are short and are used in homes as decoration .(25) _is not surprising that a genuine pole will cost more than $1500 per meter because traditionally carved totem involve a great deal of work , craftsmanship and time to produce.The raising of a totem pole is an important celebration among the India tribe . A hole is dug for the pole to stand in . The pole is carried to the site in a ceremony which other hundreds of people attend. Ropes are used (26)_(raise) the pole into place. Singing and dancing to drums accompanies the pole raising . Often poles are raised in this way (27) _the carving begins . Carvers do their jobs then on the site.Many people believe that totem poles are religious symbols , but this idea is false. Instead of (28) _(act) as religious symbols , carvings represent the tribal nation and convey the tribes history . The story of a totem pole is frequently passed down from generation to generation . Having the story documented this way helps keep this tradition (29) _(recognize) in our history . These days , many totem poles no longer exist (30) _ _ decay and rot. However , there are still some tribes that continue to practice this ancient are form , and these totem poles are still being enjoyed by collections of tribal art.II. Grammar and Vocabulary21. that 22. where 23. fewer 24. were found 25. It26. to raise 27. before 28. acting 29. recognized 30. because of崇明区Delivering Food by Drone A Singapore restaurant plans to use drones (遥控飞机) to transport food and drinks from the kitchen to a wait station near customers tables.Infinium Robotics, the Singapore company thats developing the drones for restaurant chain Timbre, has spent the past two weeks testing the technology at the restaurant before it opens each night 21 business and hopes to have it in place by the end of the year.But how does the drone know where to hover (盘旋) What if someone bumps into the drone or is standing in its way “Theres no chance at all 22 it will hit anything,” says Infinium Robotics chief executive Junyang Woon.The drones automatically charge while 23 (wait) in the kitchen. 24 the chef puts an order on the drone, he hits a button on a keypad and the drone automatically flies to one of two wait stations. Sense-and-avoid technology 25 (build) into the drone wont allow it to land at the wait station if anything is in its way. The drones are equipped with sonar (声纳系统) and an infrared sensor (红外线传感器), too.A waiter then removes the food or drink from the drone and hits a button 26 sends it back to the kitchen. The drones, weighing a little over five pounds, 27 carry just over four pounds of food. Infinium Robotics is working on a model that will carry twice as 28 (much) food.“Its job is to help the waiters to reduce some of their boring tasks, ” Woon said. “If they let the robots 29 (do) the job, they can concentrate on interacting with customers to bring about higher customer satisfaction and dining experience.”Since it drew recent media attention, Woon 30 (hear) from resorts and restaurants in 10 countries, including the United States.II. Grammar and Vocabulary（共20分。每小题1分。）21. for22. that23. waiting24. After25. built26. that/which27. can28. much29. do30. has heard 闵行区One steamy July afternoon in central Arkansas . I was working on an important project in my home office . My trusty printer was busy producing an important report (21)_it simply stopped . After fifteen minutes of trying to repair , I decided to buy a new printer . Upon my return , my heart froze to see my house on fire .(22)_having spent much of my life writing , I was speechless when facing this situation . I was lost for adequate words (23)_(describe ) the sick , sinking feeling of seeing my home , business , and belongings going up in flames along with photographs and memories (24)_(collect) over a lifetime . But the panic that filled my shocked heart in that awful m