• 1、I like to sit quietly near the hummingbird (蜂鸟) feeder and take pictures of the birds. One day, I watched them as they left the feeder to see where they would go.

    Following the birds wasn't easy since hummingbirds move so quickly, but I saw that each one usually headed in the same direction. I headed after them and discovered that they were going to perch (栖息) on small branches (树枝). One male hummingbird (which I'd like to call Buzz) would sit on the same perch almost every time he left the feeder. Wanting to understand what Buzz was doing, I slowly walked closer to his perch.

    I moved just a few feet at a time and waited several minutes before stepping closer. Soon I was close enough to take good pictures, and I began to watch what he did.

    Buzz usually sat where he could see the feeder. Anytime he saw another hummingbird coming to feed, he left the perch and chased (赶) the other bird away. Buzz didn't want to share with anybody!

    The bird seemed to prefer different perches for different times of the day. In the mornings and evenings, he sat close to the feeder. In the middle of the day, he sat farther away and even disappeared (消失) for short periods at noon. During these times, other hummingbirds flew in to feed without being chased away.

    When Buzz was near the feeder, he always perched at exactly the same place. I set up more branches so he could sit even closer to the feeder. He had always chosen dead branches with no leaves on them, so that's what I used to get him closer. It worked!

    Now every morning and every evening Buzz sits within two or three feet of his feeder and guards his food. I fill the feeder, and he almost seems to pose for the cameral.

    (1)、What did the author find when he watched hummingbirds one day?
    A、Hummingbirds liked to perch close together. B、Hummingbirds often perched on lower branches. C、Hummingbirds chose small branches as their perches. D、Hummingbirds usually perched on the same branches.
    (2)、What can we learn about Buzz?
    A、He likes to play with the author. B、He is easy to recognize by his color. C、He is happy to pose for photographs. D、He is always ready to guard his food.
    (3)、What does the underlined part "these times" in paragraph 5 refer to?
    A、Short periods at noon. B、Short periods at night. C、The early mornings. D、The late evenings.
    (4)、How did the author make Buzz sit closer to the feeder?
    A、By filling the feeder every day. B、By placing a camera near the feeder. C、By setting up leaves around the feeder. D、By putting dead branches near the feeder.
  • 2、If she (keep) practicing speaking English, she will improve quickly. (所给词的适当形式填空)
  • 3、I'm glad to hear that you (organize) two successful charity concerts so far. (所给词的适当形式填空)
  • 4、The guests (arrive) in Guangzhou for National Game tomorrow. (所给词的适当形式填空)
  • 5、Stretching out our arms and legs before doing sports can prevent us getting hurt. (用适当的词填空)
  • 6、The fishing was pretty good the poor weather last Sunday. (用适当的词填空)
  • 7、The friend with I travelled in Xi'an this summer is a history teacher. (用适当的词填空)
  • 8、She was grateful for everything the medical and nursing team had done for her. (用适当的词填空)
  • 9、Self-driving is an areaChina and the rest of the world are on the same starting line.(用适当的词填空)
  • 10、Yesterday I passed by a building windows were all painted green. (用适当的词填空)
  • 11、It snowed heavily all night, really annoyed everyone. (用适当的词填空)
  • 12、In public places like museums or libraries, parents will be (有责任的) for their children's behaviour. (根据汉语提示单词拼写)
  • 13、During the marathon, he kept (斗争) against his tiredness and finally reached the finish line. (根据汉语提示单词拼写)
  • 14、All the students were (感到震惊) at the teacher's decision to replace the final exam with a group project. (根据汉语提示单词拼写)
  • 15、The machine can (识别) handwritten characters and turn them into printed text. (根据汉语提示单词拼写)
  • 16、The article was about the different (变体) of Spanish spoken in South America. (根据汉语提示单词拼写)
  • 17、This experiment is(独特的) because six people will be kept apart for a long period of time. (根据汉语提示单词拼写)
  • 18、They had to wait ten minutes for the anesthetic (麻醉药) to take(效果) before the operation. (根据汉语提示单词拼写)
  • 19、She's well aware of her  (优点) and weaknesses as an artist. (根据汉语提示单词拼写)
  • 20、Our teacher asked us to (调查) how social media influences teenagers' study habits. (根据汉语提示单词拼写)
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