【正文】 A science report.【答案】 （1）B（2）C（3）D（4）D 【解析】【分析】本文是一篇說明文，登山者報告說看到一只長頸鵝翱翔在珠穆朗瑪峰的頂峰，為了確認(rèn)其真實性，研究人員養(yǎng)了18只這種鵝，在大型風(fēng)洞中訓(xùn)練它們飛行。A travel brochure.A climbing guide.A science fiction.It was carried out at very high altitude.B. The team trained the youngsters to fly in a large wind tunnel wearing backpacks and face masks full of sensors that recorded their heart rate. blood oxygen levels, temperature, and metabolic rate—how many calories they burned per hour. The researchers simulated(模擬)10w, medium, and highaltitude conditions by altering the concentration of oxygen supplied to face masks worn by each goose as it flew in the tunnel.故選D。 （3）考查細(xì)節(jié)理解。 （1）考查細(xì)節(jié)理解。t get bitten as much ... as adults, US professor Ted Rosen told Science Alert.Mosquitoes are especially active in the late afternoon. While flying along, they use their sense of smell to find possible targets. They find victims (攻擊對象) by smelling the carbon dioxide (CO2) breathed out by humans and animals. That39。 mouths water? （3）考查細(xì)節(jié)理解。由此推斷出 并非所有國家都以明確的方式推薦飲食 ，這個觀點Paul Behrens會贊成，故選C。Some wealthy countries tend to reduce meat and dairy though the other areas of policy making isn39。D.C.B.in paragraph 3 probably mean? A. Of course, people are notoriously bad at following diets. But: These nationally remended guidelines do actually have a knock173。s partly due to cow farts. Seriously.) Following the suggestions would also mean eating fewer calories, since many people here eat more than they need.以及文章內(nèi)容可知敘述的都是日常飲食和發(fā)音對語言的影響，故選C。本段提到sound和diet是有關(guān)系的,也就是food食物；另外也和思考有關(guān)the product of thought,本段最后說到和兩者都有關(guān)系。diet has some influence on languageD.growing up with lager lower jaws（4）By writing this passage, the author intends to reveal Lips and teeth. （4）考查主旨大意。根據(jù)第二段中的For their study biologist Corson Miller and his team exposed eleven selected dogs to digital images of women that were either angry or happy.可知，實驗人員通過屏幕向這些狗展示了一組女性面部表情的照片，這些表情中既有快樂的，也有憤怒的。3．犇犇閱讀下面短文，從每題所給的A、B、C和D四個選項中，選出最佳選項。故選B。 （1）考查細(xì)節(jié)理解。The opossum fakes its death to avoid being targeted by predators.C. Hold your nose and meet the hoatzin, a bird of distinctions, not the least of which is that it smells like fresh cow shit. The animal mostly eats leaves and it39。 In some ways opossums have it easy. In order to bee dead, they don39。2．犇犇Choose the one that fits best according to the information given in the passage you have just read. 根據(jù)第三段中的“The calving of A68 provides us with a unique opportunity to study marine life...”可知A68冰山的形成為科學(xué)家提供了研究海洋生物的獨一無二的機會，所以Professor David Vaughan認(rèn)為科學(xué)家要果敢地抓住這次機會，故this one指的是A68冰山和它下面的生態(tài)系統(tǒng)。The ice sheets in Greenland and Antarctica are melting at a steady rate.C.Climate change in Antarctica.C. Professor David Vaughan, science director at the BAs, said, We need to be bold (大膽的) on this one. Larsen C is a long way south and there39。To explore a new way to prevent climate change.D.It will disappear in a very short time.D.根據(jù)第二段中的“Now scientists say it is a race against time to explore these new ecosystems before they are transformed to the light.”可知，科學(xué)家著急趕去世界最大的冰山是為了在其受到光照影響之前研究這座冰山下面的海洋生態(tài)系統(tǒng)。根據(jù)最后一段中的“…At the current rate, the world39。 Opossum (負(fù)鼠) Hoatzin (磨雉) The graceful sea hare is plain in taste in the first place, so it39。releasing substance to make predators unable to smell itD.根據(jù)從而可以推斷出，千足蟲是擁有多種防御機制的物種。s happy or angry faces.（2）The underlined word trepidation in Paragraph 5 probably means ________. and hesitation and eagerness and happiness and sadness（3）According to the last paragraph, dogs with female owners ________. fond of the male faces uninterested in telling the emotions on the entire faces difficulty telling the moods on the faces of males only recognize emotions of females（4）What is the best title for this passage? Changes Influence Dogs Identify the Moods and Their Owners39。 （3）考查推理判斷。 【點評】本題考點涉及細(xì)節(jié)理解，詞義猜測，推理判斷和主旨大意四個題型的考查，是一篇科研類閱讀，要求考生在捕捉細(xì)節(jié)信息的基礎(chǔ)上，進(jìn)一步根據(jù)上下文的邏輯關(guān)系，進(jìn)行分析，推理，概括和歸納，從而選出正確答案。d rather think of language as product of our thought Beyond these particular changes, the story highlights the way in which everything distinctively human is both material and spiritual: speech must bine sound and meaning, and the meaning can39。classify the forms of noisesC.D.enjoying more cooked foodsB.. A.根據(jù)第一段中的“By the age of one, they can recognize the significant noises around them and group them into a language.”可知一歲的嬰兒和成人相比更能識別出周圍的重要聲音，故選D。 （4）考查主旨大意。 You know those nutrition guidelines the government issues every few years? It turns out that following them isn39。t explicitly mention—environmental impacts, that you are going to have lower environmental impacts due to that. So that39。s team estimates that following the rules could result in as much as a 17 percent reduction in land use, a 21 percent reduction in nutrient pollution, and a 25 percent drop in agricultural greenhouse gas emissions. Cutting down on how much food we waste—which is roughly a third in the US—could help even more. The results are in the Proceedings of the National Academy of Sciences.schools program then that39。Some high173。It is estimated that following dietary guidelines can lead to decrease in more land use than in nutrient pollution.C.impact nations, in general, you can see that, if you follow a nationally remended diet, despite the fact that these diets don39。肥料徑流也導(dǎo)致了其他問題，例如伊利湖的藻類爆發(fā)以及墨西哥灣的死亡區(qū)域。A選項的描述 糧食生產(chǎn)可導(dǎo)致約20%的人為造成的溫室氣體，而只使用了三分之一的無冰土地 正確，故選A。 s not plicated. The two most important reasons a mosquito is attracted to you have to do with sight and smell.Being bitten by mosquitoes is annoying, but don39。根據(jù)第七段“This love for CO2 can also put pregnant women at increased risk for mosquito bites, as they tend to exhale 21 percent more CO2 than people of the same age and size who aren39。根據(jù)第二段中的“According to Smithsonian Magazine, around 20 percent of peopl