2021届高三上学期英语试卷精选汇编：七选五专题
七选五专题
北京市朝阳区2020～2021学年度第一学期期中质量检测
第二节（共5小题；每小题2分，共10分）
急辞
根据短文内容，从短文后的七个选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。
Our Amazing Hands
The hand is where the mind meets the world. We u our hands to build fires, to fly airplanes, and to write. The human brain, with its open-ended creativity, may be the thing that makes the human race unique. But without hands, all the ideas we think up would come to nothing.
____36____ Study it carefully, you will find something interesting. The thumb (拇指) alone i
s controlled by nine parate muscles. The wrist is a group of bones and muscles connected with nerves (神经). The nerves nd branches into each fingertip, which makes the fingers extremely flexible. ____37____
Early hands emed more unusual and interesting than any hand today. Some animals had ven fingers. Others had eight. But by the time vertebrates (脊椎动物) appeared 340 million years ago, the hand had developed to only five fingers. ____38____
报纸的英语Nevertheless, there are still many different types of hands in living animals. After years of rearch, scientists are beginning to understand the molecular (分子的) changes in hands. ____39____ This makes the hands of different animals very similar. There is a network of many genes (基因) that builds a hand, and all hands are built on that network.
The discovery has given scientists a deeper understanding of the development of hands. A bird’s wing and a lion’s paw (爪) may appear to have nothing in common. ____40____ It may just be a little more of one protein (蛋白) here, a little less of another there. In the past, scientists could recognize only the outward signs that hands had developed from a
common ancestor. Today scientists are uncovering the inward signs as well.
A. Hands can often be ud for a number of different purpos.
手机指纹解锁
B. They also e that all hands start out in much the same way.
C. It has kept that number for reasons scientists don’t yet know.
D. No one would doubt that the five fingers are different with each other.
E. But the difference between them may come down to a tiny change in form.
F. The reason we can u our hands for so many things is their special structure.
G. So you can e a skilled watchmaker u his hands to t springs in place under a microscope.
第二节（共5小题；每小题2分，共10分）
36．F 37．G 38．C 39．B 40．E
北京市海淀区2021届高三英语第一学期期中练习
1977年是什么年第二节（共5小题；每小题2分，共10分）
根据短文内容，从短文后的七个选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。
Is Managing Kids' Screen Time a Good Idea?
Screen time is a big topic of conversation in today's houholds, particularly during the pandemic when online education hours have multiplied for many students.36They hope to spare their kids from the countless challenges that technology can bring.Yet the challenges of screen time overu ldom come from kids' devices themlves, but rather from the ten relationships that technology can bring to families.37But technology has positive benefits too. Since every child and family is different,managing screen time calls for joint family decision-making.
If parents believe they can manage a child's screen time through adolescence, they are n
ot only fooling themlves but also inviting relationship trouble with their teens. It is a myth to think that parents can or should manage their kids' screen time through authoritarian restrictions,even during elementary school. 38 When children are left out of tho decisions,they often become less
communicative with parents and siblings. This is the opposite of what parents want to achieve.
39 From early ages, children are quite capable of understanding that a good life involves awareness and balance. Just as they learn right from wrong,and good from bad, they can also learn to u technology in healthy ways. Learning how to regulate onelf and develop healthy behaviors is one of the primary tasks of childhood and adolescence. What happens when an adult tries to regulate a child is that the child miss out on the opportunity to learn for themlves. Enforced restrictions can also make children feel helpless and less confident.
To be clear, this article is not suggesting that families never u apps or trackers, or that t
here should be no restrictions on screen time.40Parents should give voice to children and involve them in the planning and decision-making process.
A. Of cour, there are websites that are unhealthy for kids to access.形容老人的句子>点子
B. The alternative is to involve children in decisions that govern screen time.
C. However,every family needs a family media plan between family members.
D. The goal is to e, hear, feel,and understand how children view screen time.
E. To manage children's screen time, parents have invested in apps and trackers.
F. To get children involved, parents should trust and develop kids' lf-awareness.
G. What it is suggesting is that parents look at managing screen time in a different way.
姐怎么写第二节
36. E 37. A 38. B 39. F 40. G
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