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1、 1 Unit 4 Body language 阅读理解 A 2019 贵阳市期末检测 You try to keep your eyes wide open while watching a basketball match or a wonderful firework show in case you might miss something exciting in just the blink of an eye But in fact humans blink about 15 times per minute on average Have you ever missed anyt
2、hing because you blinked Probably not Why is that According to a new study published in the journal Current Biologyin September our brain has the ability to skip the temporary darkness when we blink It can keep visual information for a short period of time and then put it together to form an image w
3、ithout interruption In order to understand how this works a group of scientists at the German Primate Center and the University Medical Center G ttingen in G ermany conducted an experiment In the study the participants were asked to look at patterns on a screen whose direction could be interpreted i
4、n different ways such as horizontally 水平 地 or vertically 垂直地 When one pattern was about to disappear and the next one was about to come the participants had to indicate the direction that the next pattern would appear The researchers found that when the directions of two patterns didn t match the ar
5、ea in our brain which is responsible for visual memory was activated This same area showed less activity when two patterns were in the same direction The medial prefrontal cortex 额叶皮层 adjusts current visual information with previously obtained information and thus enables us to perceive the world wi
6、th more stability even when we briefly close our eyes to blink Caspar Schwiedrzik explained in Science Daily He is the first author of the study and also a scientist at the German Primate Center 1 We don t miss anything when blinking because our brain can A deal with the missing image B remember all
7、 that we see C imagine what our eyes miss D put our pieces of memory together 2 What does the underlined word it in Paragraph 2 refer to 2 A Our brain B Visual information C CurrentBiology D The temporary darkness 3 What do we know about the experiment A The two patterns appear at the same time B Vi
8、sual memory can be more activated by similarity C Participants can interpret patterns differently D The different directions activated visual memory 4 What would be the best title for this passage A The Brain s Structure B The Brain s Activated Patterns C The Brain s Special Skill D The Brain s Orie
9、ntation B 2020 沈阳市高三教学质量监测 三 Bikes were invented when people felt the need for stable fast and efficient vehicles The idea of making a bike started in the 1790s It was inspired by a toy In 1792 it started off as a two wheeled part attached to a rigid wooden frame People would use their feet to move
10、the bike However it wasn t really what people were looking for with a lot of faults It was a kind of transport highly demanding human energy and the other problem was the poor stability The front wheel could not turn so one had to get off the bike to turn it Therefore there was a need for it to be i
11、mproved but it was not the same person who created it that changed it In 1820 the bike yet again had a new twist Not only could the front wheel turn but it was made more comfortable as a back supporter was secured But one still had to move it by pushing it by feet on the ground If one wanted to ride
12、 this bike which was called a hobby horse at that time he should know how to keep his balance The other impressive thing that had changed was the speed which increased up to 15 kilometers per hour Ten years later there came the bike popular even today This was invented by a blacksmith who used the i
13、dea of a pivot 枢轴 to develop the bike It did not stop there People were never satisfied with it because times also did change As other things were being improved so were the bikes Now with everything in place there is a need to improve on the speed of these bikes And the idea of it being only human
14、powered is out of date Today bikes have 3 been improved and remodeled but the resemblance to the original bikes is still there 5 What was one of the problems with the first bicycle A It was regarded as a toy B It had too many wheels C It had to be operated with efforts D It was too stable to turn th
15、e wheel 6 What can we know about the bike from the text A The bike popular with us today appeared in about 1830 B The bike was invented and improved by the same person C The bike made in 1820 had to be moved forward by hand D The bike was called a hobby horse when it first appeared 7 What remains si
16、milar in modern bikes compared with those in history A The structure B The speed C The safety D The weight 8 Which of the following can be the best title for the text A The Development of Bikes B The Invention of Bikes C The Impressions on Bikes D The Problems with Bikes 完形填空 2020 成都第二次诊断 Earlier that evening my mother called telling me that my brother died in a car crash I stumbled 跌跌撞撞地走 around the house 1 what to put into the suitcases My husband Larry and I had been 2 for moving to New Mexic
