万友·2023-2024学年上学期 英语九年级教学评价一英语答案正在持续更新，目前全国100所名校单元测试示范卷答案网为大家整理了相关试题及答案，供大家查缺补漏，高效提升成绩。

本文从以下几个角度介绍。

1、万友试卷2024九年级英语
2、2023-2024万友测试卷九年级上册英语期中
3、2024年九年级英语万唯答案
4、2023-2024英语学评九上人教版
5、九年级英语教学与评估1答案2024
6、2023-2024英语学评九年级上册
7、万友试卷2024九年级
8、万友测试卷九年级上册2023-2024
9、2023-2024九年级英语万唯试题研究
10、万友试卷2024九年级第三次月考英语

教学金国1©©所名校单元测试示范寒之札记lives on sea ice.Less sea ice means less time to hunt ice seals,more time on shore and longerswims.The world's polar bears are divided into 19 subpopulations.In addition to Chukchi bears,theUnited States shares the southern Beaufort Sea population with Canada.Stress in southernBeaufort bears from a loss of sea ice was partly why the United States declared polar bears athreatened species.Fewer young bears are surviving into their second year and adult males weigh less.And theyexperience continuous changes in their nutrition()which is concerned with loss of sea ice.Chukchi bears spend more time on shore and have almost 30 fewer days to hunt seals on icethan 20 years ago.However,that doesn't appear to have affected the population.Polar bears havean amazing ability to build fat reserves.When ice melts,many Chukchi bears rest on Russia'sWrangel Island,where they sometimes can find a dead whale.With such good luck,they needn'thunt for food for a long time.32.What is present good news about the Chukchi Sea bears?A.They are becoming friendlier.B.Their number is relatively large.C.They are good at hunting seals.D.They like resting on the island.33.What plays a key role in polar bears'lives?A.Sea iceB.Hunting timeC.Weather.D.Seals.34.What is the effect of loss of sea ice on polar bears?A.Young bears depend more on their mothers.B.Adult bears are becoming fatter than before.C.They have to stay under water all year round.D.They suffer from changes in their nutrition.35.Which part of a website should this text belong to?A.CultureB.Science.C.Politics.D.Nature.【答案与解析】尽管全球气侯变暖对北极熊的生存环境构成威胁，但在楚科奇海，北极熊的数量可观。32.B根据第1段和第2段第1句可知，北极熊被美国列为濒危物种，但数据表明，楚科奇海北极熊的数量可观。这是好消息。33.A根据第2段最后两句可知，北极熊大部分时间都是在冰上度过的，放海冰对它们的生活非常重要。34.D根据第4段的内容可知，海冰的减少影响了北极熊的营养结构。35.D本文讲述了全球气候变暖对北极熊生存环境造成的影响，与自然环境有关。第二节（共5小题：每小题2.5分，满分12.5分）阅读下面短文，从短文后的选项中选出可以填入空白处的最佳选项。选项中有两项为多余选项。Going from middle school to freshman year of high school is a big change.36Be open to new friendships.High school is all about experiencing new things,including newfriendships.Getting to know people you haven't met before is a great way to broaden your hori-zons ()37 Simply siting with a new person at lunch can be enough to get the conversa-tion going.Explore the campus.For most people,going off to high school means heading off to a new【23新教材·DY·英语-R-必修第一册-Y】