1、Section Discovering Useful Structures基础测评. 单句语法填空1. He is always (surround) by other students, telling stories.2. The way ahead is (block) by the police, so we have to take another way.3. Why is she (follow) by her father at the moment?4. Is the meeting (hold) in the great hall now?5. More hands (ne
2、ed) to finish the task now.答案：1. being surrounded2. being blocked3. being followed4. being held5. are needed. 完成句子1. 事故原因正在调查中,所以你不必担心。The cause of the accident so you neednt worry. 2. 此刻,我女儿的英语作文正在课堂上被诵读。My daughters English composition in class now.3. 如今手机正在为越来越多的青少年所使用。 Mobile phones by more and
3、more teenagers nowadays.4. 正在为村民们建造新公寓,明年他们就可以入住了。New apartments for the villagers and they will move in next year. 5. 那个小女孩正在接受检查。请耐心等待。The little girl . Please wait with patience. 答案：1. is being investigated2. is being read3. are being used4. are being built5. is being examined. 句型转换1. The teacher
4、 is questioning the boy about his absence from the class. (改为被动句)_2. His bedroom is being painted. (改为一般疑问句)_3. His car is being repaired at the roadside. (改为用where引导的特殊疑问句)_4. His design of the new bridge is under discussion.(改为同义句)_5. What I am telling you is the truth. (改为被动句)_答案：1. The boy is be
5、ing questioned by the teacher about his absence from the class.2. Is his bedroom being painted?3. Where is his car being repaired?4. His design of the new bridge is being discussed.5. What is being told to you is the truth.提升测评. 语法填空We are now living in a fast-developing society. Our life conditions
6、1. _(improve) day by day. More and more cars 2. (produce) and are entering private families. However, gases from the cars are being given off day and night, so the air quality 3. (affect). Even it is hard 4. (breathe) in some areas. Therefore, public transport 5. (advise). To our relief, the problem
7、s 6. (notice) by the government and measures 7. (take) now to improve the situation. Only when we change our attitude 8. taking public transport can we stop 9. (pollute) the air by driving private cars. I hope we can face 10. blue sky in the near future.答案：1. are being improved2. are being produced3
8、. is being affected4. to breathe5. is being advised6. have been noticed7. are being taken8. to/towards9. polluting10. a. 阅读理解AGood news for giant panda lovers: The cute and cuddly creature has just been brought back from the brink of extinction.The International Union for Conservation of Nature (IUC
9、N) downgraded the species from “endangered” to “vulnerable” as the union released its updated Red List on Sept. 4 at Hawaii.The downgrading came after IUCN data suggested that there were 1,864 giant pandas in the wild in China in 2014their population has grown by 17 percent in the decade leading up
10、to 2014.Chinese conservation efforts, including forest protection and reforestation, are considered to be the driving force behind the animals resurgence.“Its all about restoring the habitats,” Craig Hilton-Taylor, head of the IUCN Red List, told the BBC.The number of panda reserves in China has als
11、o jumped to 67, from 13 in 1992. Nearly two-thirds of all wild pandas live in these reserves, according to the World Wildlife Fund.“Just by restoring the pandas habitat, thats given them back their space and made food available to them,” Hilton-Taylor said.A loss of habitats, on the contrary, was wh
12、at caused the number of pandas to drop to just over 1,200 in the 1980s, Hilton-Taylor added.Apart from giant pandas, the Tibetan antelope has also moved from “endangered” to “near threatened”. According to a statement from IUCN, the animals numbers dwindled severelydropping from around 1 million to
13、an estimated 65,000 -72,500 in the 1980s and early 1990sdue to commercial poaching. Rigorous(严格的) protection has since been enforced to protect the beasts and the population is now likely to be between 100,000 and 150,000.Despite the improved statuses, wild animals like the giant panda and the Tibet
14、an antelope still face great challenges. The IUCN warned, for example, that ongoing threats from climate change could eliminate more than 35 percent of the pandas bamboo habitat in the next 80 years, which would reverse the species recent gains. 1. What does the underlined word in paragraph 2 mean?A
15、. Dangerous and threatened.B. Safe and sound.C. Weak and easily hurt.D. Normal and common.解析：词义猜测题。根据第二段中的“downgraded”可知,9月4日,世界自然保护联盟于夏威夷发布了最新的濒危物种红色名录。其中,大熊猫的濒危程度从“濒危”降级为“易危”。故选C。答案：C2. Which of the following can account for pandas living improvement?A. Better climate. B. More built reserves.C. We
16、ll restored habitats.D. Aroused public awareness.解析：细节理解题。根据第七段的“Just by restoring the pandas habitat, thats given them back their space and made food available to them ”可知,通过恢复栖息地,大熊猫重获了生存空间和充足的食物。故选C。答案：C3. What does the last paragraph imply?A. The climate will influence the threatened species.B.
17、We humans still have a long way to go to protect the endangered species.C. Pandas will go extinct for lack of abundant food.D. Habitats for giant pandas will decrease sharply.解析：推理判断题。根据最后一段第一句“Despite the improved statuses, wild animals like the giant panda and the Tibetan antelope still face great
18、 challenges.”可知,尽管情况有所好转,但大熊猫和藏羚羊等野生动物依然面临着严峻的生存挑战,人类保护濒危物种仍然有很长的一段路要走。故选B。答案：BBI work with Volunteers for Wildlife, a rescue and education organisation at Bailey Arboretum in Locust Valley. Trying to help injured, displaced or sick creatures can be heartbreaking: survival is never certain. However,
19、 when it works, it is simply beautiful.I got a rescue call from a woman in Muttontown. She had found a young owl(猫头鹰) on the ground. When I arrived, I saw a 2- to 3-week-old owl. It had already been placed in a carrier for safety.I examined the chick(雏鸟) and it seemed fine. If I could locate the nes
20、t, I might have been able to put it back, but no luck. My next work was to construct a nest and anchor it in a tree.The homeowner was very helpful. A wire basket was found. I put some pine branches into the basket to make this nest safe and comfortable. I placed the chick in the nest, and it quickly
21、 calmed down.Now all that was needed were the parents, but they were absent. I gave the homeowner a recording of the hunger screams of owl chicks. These advertise the presence of chicks to adults; they might also encourage our chick to start calling as well. I gave the owner as much information as p
22、ossible and headed home to see what news the night might bring.A nervous night to be sure, but sometimes the spirits of nature smile on us all! The homeowner called to say that the parents had responded to the recording. I drove over and saw the chick in the nest looking healthy and active. And it w
23、as accompanied in the nest by the greatest sight of allLUNCH!The parents had done their duty and would probably continue to do so.4. What is unavoidable in the authors rescue work according to paragraph 1?A. Efforts made in vain.B. Getting injured in his work.C. Feeling uncertain about his future.D.
24、 Creatures forced out of their homes.解析：推理判断题。根据第一段第二句话“Trying to help injured, displaced or sick creatures can be heartbreaking: survival is never certain.”可知救助受伤的、流离失所的、生病的动物是令人心碎的,因为作者不知道救助的动物是否能活下去,也就是说作者为救助而花费的努力可能会白费,这是不可避免的。故选A。答案：A5. Why was the author called to Muttontown?A. To rescue a wom
25、an.B. To take care of a woman. C. To look at a baby owl.D. To cure a young owl.解析：推理判断题。根据第二段中的“She had found a young owl on the ground. When I arrived, I saw a 2- to 3-week-old owl.”可知作者被叫去该地方的原因是查看幼小的猫头鹰,文中并没有说小猫头鹰受伤了。故选C。答案：C6. What made the chick calm down?A. A new nest.B. Some food. C. A record
26、ing.D. Its parents.解析：细节理解题。根据第四段中“I placed the chick in the nest, and it quickly calmed down.”可知作者在把小猫头鹰放在窝里之后,它很快就安静下来,所以是新窝让猫头鹰安静下来的。故选A。答案：A7. How would the author feel about the outcome of the event?A. Its unexpected.B. Its beautiful. C. Its humorous. D. Its discouraging.解析：推理判断题。根据文章最后一段中的“but sometimes the spirits of nature smile on us all”和第一段中的“However, when it works, it is simply beautiful.”可得知作者的感受是美好的。故选B。答案：B
