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全国100所名校高三AB测试示范卷札记moved to Canada in 1998.She was appointed to a position in a science laboratory.And now Tatyana is an assistant professor at the University of Alberta.At first,her greatest problem was her poor English.Not being able to understand or express herself fully made itdifficult for her to take her children to register at school,and she couldn't give them the support they needed with theirhomework.All that soon changed,however.She learned to speak English in a quite unusual way,by joining Toastmas-ters International and paying close attention to the speeches that people made.She found it a very enjoyable experience.Tatyana has always felt welcome in Canada,and that's what makes it a special place for her.Tatyana says that shestill loves Russia,but she loves Canada,too,in a different way.She feels great affection and respect for Canadians.Whenever she has a problem,there is always someone willing to help her第二部分阅读理解（共4小题；每小题7.5分，满分30分）阅读下面短文，从每题所给的A、B、C和D四个选项中，选出最佳选项。On a warm day in March 1982,biologist Francis Putz walked into mangrove trees (see-king relief from the afternoon heat,and decided to lie down for a short sleep.As he looked sky-ward,the wind stirred the tops of the mangroves above him,causing the limbs of neighboring treesto claw at each other and break off some of their outermost leaves and branches.Putz noticed thishad left empty space running through the canopy ()This network of treetop gaps,calledcrown shyness,has been documented in forests worldwide.But scientists still don't fully understandwhy the tops of trees so often refuse to touch.Beneath the mangroves some 40 years ago,Putz reasoned trees need personal space.Today,agrowing body of work continues to support the early observations of Putz and his colleagues.Windseemingly plays an important role in helping many trees maintain their distance.The boundariesbetween branches may improve the plants'access to resources like light.At the beginning,scientists argued trees were simply failing to fill the spaces between their can-opies due to a lack of light.But Putz's team published research in 1984 showing that in some cases,crownshyness may simply be the product of a battle between windblown trees,each racing to produce new bran-ches and avoid strikes from their neighbors.In their research,the more mangroves swayed()in thewind,the more widely their canopies were spaced from those of their neighbors.Regardless of how crown shyness occurs,the separation likely comes with benefits.Leaveswith more gaps could help sunlight reach forest floors.Putz thinks the gaps might even control thespread of leaf-biting insects or infectious diseases.Many of these possible advantages are conclusive-ly linked to crown shyness.However,forest canopies aren't easy to study."The limiting factor isour inability to get to those places,"says Putz.21.What is implied in the first paragraph?A.Crown shyness tends to benefit us a lot.B.Research into crown shyness is constant.C.There are few records of crown shyness.D.Putz discovered crown shyness in his forties.22.What's Putz's opinion about crown shyness?A.It is most probably a survival skill of trees.B.It is a natural response to human influence.C.It is an important feature shared by high trees.D.It is a means of communication between trees.23.According to Putz,trees_A.are born to present crown shynessB.are smart enough to make decisionsC.can survive mainly thanks to crown shyness【24G3AB(新教材老高考)英语-R-必考-Y】
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