【正文】 ener alternative to conventional glass because glass contributes to loss of energy.C. They claimed the transparent wood was five times more thermally efficient than glass.D. They concluded the process of producing the transparent wood is more difficult than that of producing glass.31. The passage is mainly about ________.A. a new technology of replacing transparent woodB. a production of a new type of building materialC. an innovation (改革；創(chuàng)新) of new residential (適于住宅的) building glassD. an invention of a new energy efficient window material【答案】28. B 29. C 30. D 31. D【解析】這是一篇說(shuō)明文。根據(jù)文章第一段內(nèi)容“The innovation was developed using wood from the balsa tree, which is native to South and Central America, and claims to be five times more thermally efficient than glass.(這項(xiàng)創(chuàng)新是用巴爾沙樹的木材開發(fā)的，巴爾沙樹原產(chǎn)于南美洲和中美洲，據(jù)稱其熱效率是玻璃的5倍。根據(jù)文章末尾段內(nèi)容“It’s also patible with existing industrial processing equipment, making the transition into manufacturing an easy process.(它也兼容現(xiàn)有的工業(yè)加工設(shè)備，使過(guò)渡到制造一個(gè)簡(jiǎn)單的過(guò)程。D項(xiàng)“an invention of a new energy efficient window material(一種新型節(jié)能窗戶材料的發(fā)明 )”貼合主旨要義。re out for a jog. As you exercise, your body heats up, and that heat will radiate out to the cool air around you. Xiao39。根據(jù)第一段“In the future, we want to be able to power your wearable electronics without having to include a battery(未來(lái)，我們希望能夠無(wú)需電池為可穿戴電子設(shè)備供電。 “fully recyclable(完全可回收)”及“provides you with constant power(給你源源不斷的能量)”。As is known to all, sleep is very important to humans. But it’s important to animals, too. At night you hardly hear a . Have you ever wondered how birds sleep?37. Birds often sleep with one eye open. Only half their brain rests at once and the other half of the brain is able to sense danger if needed. While the exact way birds control their sleep patterns has not been well studied, it has been shown that the more protected a bird feels when sleeping, the more likely it is to sleep deeper.Sleeping together in large numbers is another way many birds use. By sleeping together, there are more birds to notice predators(捕食者).38. In winter, many birds roost together in limited spaces to share body heat and survive lower nighttime temperatures. When birds sleep, they protect vulnerable(易受傷害的) body parts by burying themselves in their . By tucking(收攏) feet or the bill into the feathers, less body heat is lost. When a bird’s bill is buried deeply in its feathers, it is also able to breathe air warmed by its own body heat.There is little data available about how long birds sleep once. 40. Some birds are not able to involve in other activities without enough light, and sleeping is the next natural item on their todo lists.A. A bird’s feathers help it keep warm.B. Birds are rarely seen sleeping.C. That’s because they’re sleeping at night, too.D. It gives each bird a greater chance of survival. bird may be sleepy in the daytime for lack of sleep. the length of birds sleep per night is still unknown. humans, birds can more carefully control their sleep.【答案】36. C 37. G 38. D 39. A 40. F【解析】本文是一篇說(shuō)明文，介紹了鳥是如何睡覺的。故選G。40. 根據(jù)空格前一句“There is little data available about how long birds sleep once.(關(guān)于鳥類一次睡眠時(shí)間的數(shù)據(jù)很少)”可知，關(guān)于鳥類睡眠時(shí)間的記錄很少。 families who are 42 with the purposeful aesthetic （美學(xué)）our school seeks for. So I am eager to show them around my classroom with the introduction of 43 to help them sense our school philosophy ——supporting creativity, learning and 44 for children. Their nodding and smile make me feel it will be another 45 new school year.All of the walls in my classroom start out very 46 They are plain in color. All I will do is give students the great beauty in the physical environment with my philosophy. First, I arrange all the children’ s first names in a circle on the wall, 47 traditional number lines or alphabet order, which may make students feel discriminated. I like it when children see their names and have a sense of 48 to our class munity. 49 I have a sign on our paper towel holder that is a 50 of how many paper towels we use, because we are showing our 51 to the Earth and will be starting with what we can do for the Earth within our classroom. I also have a small sign about our voice scale, which gives a 52 to distinguish indoor and outdoor voice level, and then I use the language all the time 53 ,“Shh — Let39。m entering my eighth year teaching preschool. I39。那么A項(xiàng)A bird’s feathers help it keep warm.(鳥的羽毛幫助它保暖)介紹了其作用。他們只有一半的大腦同時(shí)休息，另一半的大腦能夠在需要的時(shí)候感知危險(xiǎn))”可知，本段主要介紹鳥類在睡覺時(shí)十分小心。第二節(jié)（共5小題；每小題2分，滿分10分）根據(jù)短文內(nèi)容，從短文后的選項(xiàng)中選出能填入空白處的最佳選項(xiàng)。34. 主旨大意題?？屏_拉多大學(xué)博爾德分校的科研團(tuán)隊(duì)近日研發(fā)出了一種新型可穿戴設(shè)備，這種裝置可以將人體“轉(zhuǎn)化成”生物電池，從而為人們隨身佩戴的電器設(shè)備提供持久動(dòng)力。s is stretchy, can heal itself when damaged and is fully recyclablemaking it a cleaner alternative to traditional electronics. Whenever you use a battery, you39。通過(guò)閱讀文章內(nèi)容可知，文章首句點(diǎn)明了文章的主題“Scientists have designed “transparent wood” that could replace conventional glass in windows.(科學(xué)家已經(jīng)設(shè)計(jì)出一種“透明木材”，可以取代傳統(tǒng)的窗戶玻璃。故選C項(xiàng)。故選B項(xiàng)。)”中提及的Dr. Yang的身份是南太平洋私人醫(yī)院的高級(jí)心理醫(yī)生，她發(fā)表的言論是關(guān)于“童年創(chuàng)傷對(duì)成年期影響”的，由此可推知，南太平洋私人醫(yī)院是一個(gè)處理兒童心理健康問題的組織，比如創(chuàng)傷。故選C項(xiàng)。BAs we enter into adulthood and continue to navigate everything that es with it—work, kids, mortgage, you know—our childhood starts to feel further and further away.Research shows that major issues in adulthood—from addiction and anxiety to pulsive overeating and relationship issues—can be better understood, and resolved, by looking back toward our childhood.For anyone who experienced trauma (創(chuàng)傷) in their early years, those feelings can resurface later in life, explains Diane Young, a senior mental doctor at South Pacific Private.“Many of us who see ourselves as ‘successful’ adults don’t relate our current behaviors and values to childhood experiences, until something bees problematic and a professional connects it back—this can often be a lightbulb moment. Childhood is where we learn how to relate, where we develop our sense of selfworth and our interpersonal skills, so even minor forms of trauma,