【正文】 on children39。s screen time. The organization suggests putting realistic rules or limits in place for how long your children are on their screens, knowing who they are talking to and what they are doing. The amount of remended screen time depends on the age of the child. Besides, parents should also make sure to encourage physical activity and have bedroom rules such as creating techfree zones.（1）Who are the target readers of this passage? ....（2）What is the main idea of this passage? study on children39。 The researchers found that as each remendation was met by a participant, there was a positive association with global cognition, which includes memory, attention, processing speed and language. Those who met all three had the most superior global cognition, followed by those meeting the sleep and screen time remendation and finally the screen time remendation alone, according to the study.The study included about 4,500 US children aged 8 to 11 and measured their habits against the Canadian 24Hour Movement Guidelines for Children and Youth. It found that 51% of the children got the remended(建議) nine to eleven hours of uninterrupted sleep per night, 37% met the recreational screen time limit of two hours or less per day, while 18% met the physical activity remendation of at least 60 minutes of accumulated physical activity a day. Only 5% of the children in the study met all three remendations。 recreational(消遣的) screen time to less than two hours a day, along with enough sleep and physical activity, is associated with improved cognition(認(rèn)知), according to a study published in The Lancet Child amp。 高中英語閱讀理解(教育文化)解題技巧和訓(xùn)練方法及練習(xí)題(含答案)及解析一、高中英語閱讀理解教育文化類1．閱讀理解 Limiting kids39。 Adolescent Health. 30% met none at all. Other organizations, such as the American Academy of Pediatrics have guidelines in place to help with the management of children39。s screen time is published. US children fail to meet movement guidelines. are concerned about children39。s screen time is linked to better cognition.（3）According to the passage, which of the following might contribute least to cognition? screen time limit. hours. physical activity time. hours and the screen time limit.（4）Why does the American organization suggest creating techfree zones? make sure children have enough physical playtime. make sure children have enough sleep time. make sure children have recreational time. protect children against radiation.【答案】 （1）C（2）D（3）C（4）B 【解析】【分析】本文是一篇說明文，建議父母們要把孩子的屏幕消遣時間限制在2小時之內(nèi)、保證孩子有足夠的睡眠和鍛煉，因為這樣做可以讓孩子有更好的認(rèn)知能力。根據(jù)第一段中的“Limiting kids39。 Adolescent Health.”可知，本文主要建議父母們要把孩子的屏幕消遣時間限制在2小時之內(nèi)、保證孩子有足夠的睡眠和鍛煉，這樣做可以讓孩子有更好的認(rèn)知能力。故選C。本文主要建議父母們要把孩子的屏幕消遣時間限制在2小時之內(nèi)、保證孩子有足夠的睡眠和鍛煉。superior39。故選D。根據(jù)第三段中的“Those who met all three had the most 39。 global cognition, followed by those meeting the sleep and screen time remendation and finally the screen time remendation alone, according to the study.”可知，滿足三個要求的人認(rèn)知能力最好，接下來是滿足睡眠時間以及屏幕消遣限制時間，最后是滿足屏幕消遣限制時間。故選C。根據(jù)最后一段中的“Besides, parents should also make sure to encourage physical activity and have bedroom rules such as creating 39。.”可知,the American Academy of Pediatrics建議父母們給孩子設(shè)立睡眠規(guī)則，例如“techfree zones”，目的是確保孩子在臥室里有足夠的睡眠時間。 【點評】本題考點涉及細(xì)節(jié)理解，推理判斷和主旨大意三個題型的考查，是一篇教育類閱讀，要求考生在捕捉細(xì)節(jié)信息的基礎(chǔ)上，進一步根據(jù)上下文的邏輯關(guān)系，進行分析，推理，概括和歸納，從而選出正確答案。As is known to all, nowadays many students are interested in studying abroad. However, as everything has two sides, there are also some disadvantages in attending a foreign university. The most serious problem is the language barrier(障礙). Most of the students who are ready to go abroad do not prepare themselves well for the new language environment. As a result, on arriving there, they will find it difficult to understand what the instructors are saying in class. Besides, for not knowing about the customs and way of life of the local people, they may run into trouble in dealing with various situations. Therefore, misunderstandings often arise. Furthermore, the cost of living is much higher than that in our country, so most students have to find parttime jobs in order to help support themselves. Faced with these difficulties, many students find themselves unable to pay full attention to their studies and some students may even fail in their courses and learn little. having more chances to get good jobsimproving foreign language ability quicklyC.learning very modern science and technology（2）The underlined word instructors in Paragraph 3 is closest in meaning to __________. （3）According to the passage, why do some students find parttime jobs? they want to learn more skills in a different country. they want to make full use of their time. they are not interested in studying. they have to support themselves.（4）The passage mainly tells us that __________. abroad is a good way to learn more has two sides should think twice before going abroad abroad has more advantages than disadvantages【答案】 （1）A（2）B（3）D（4）C 【解析】【分析】本文是一篇說明文，介紹了出國學(xué)習(xí)的壞處和好處，旨在告誡人們對出國學(xué)習(xí)要慎重考慮，不能盲目跟風(fēng)。根據(jù)第二段中的we can travel widely，visiting famous scenic spots及 our ability in that language may be improved quickly. But the most important is to learn advanced（先進的）science and technology 可知，出國學(xué)習(xí)可以提高我們的外語能力、參觀著名景點和學(xué)習(xí)先進的科學(xué)技術(shù)，而沒有提及有更多的機會找到好工作，故選A。根據(jù)第三段中的saying in class可知，他們很難理解講師在課堂上所說的話，由此可知畫線詞詞義為老師，故選B。根據(jù)第三段中的so most students have to find parttime jobs in order to help support themselves可知，很多學(xué)生找兼職工作是為了養(yǎng)活他們自己，故選D。通讀全文可知，文章主要分析了出國學(xué)習(xí)的利弊，根據(jù)最后一段內(nèi)容可知，文章旨在說明對出國學(xué)習(xí)要慎重考慮，不能盲目跟風(fēng)，故選C。3．閱讀理解 s lessons at every grade level. Students would be much smarter if they had some musical experience. They could improve their classroom skills, like paying attention and following directions. People develop all these skills when they learn music. Making music