Unit 5 Under the waves单元测试 2025-2026学年外研版九年级英语下册

**基本信息** 新外研版九年级下册Unit5“Under the waves”单元测试卷，以海洋保护为主题，融合语言知识与环保意识，全面检测单元学习效果，适配九年级单元复习需求。 **题型特征** |题型|题量/分值|知识覆盖|命题特色| |----|-----------|----------|----------| |单项选择|15题/15分|冠词、介词、时态（现在进行时）、非谓语动词（to do/doing）等|基础语法与单元主题结合，如“discuss ocean pollution”，培养语言运用能力| |完形填空|10题/15分|代词、连词、被动语态、固定搭配（look forward to）|语篇语境中考查语法应用，渗透海洋生态认知，提升语篇理解能力| |阅读理解|10题/20分|细节理解、主旨大意、推理判断|真实情境（海滩清理活动）传递环保理念，强化信息获取与思维品质| |书面表达|1题/10分|海洋重要性、威胁及保护措施|综合语言输出，结合个人观点，培养表达能力与社会责任感|

新外研版九年级下册Unit5 Under the waves单元测试卷（笔试满分100分） 考试时间：90分钟 班级：________ 姓名：________ 得分：________ Ⅰ.单项选择（15小题，每小题1分，共15分） 从A、B、C、D四个选项中选出最佳答案。 ( )1.The______ocean provides home for thousands of kinds of sea creatures. A.a B.an C.the D./ ( )2.We can learn much knowledge about sea protection______this unit’s texts. A.from B.for C.at D.to ( )3.Look!Many students______about ocean pollution and seaanimal protection in class right now. A.discuss B.discusses C.are discussing D.is discussing ( )4.It’s time______more about the wonderful world under the waves and environmental protection. A.know B.to know C.knowing D.knew ( )5.Protecting sea environment is as______as protecting our land home. A.important B.more important C.most important D.the most important ( )6.Lots of teenagers consider______small actions to protect our ocean environment. A.take B.taking C.to take D.took ( )7.Many young people enjoy______about different kinds of amazing sea lives. A.learn B.learning C.to learn D.learned ( )8.______the ocean is so huge,human activities are still hurting it seriously. A.Although B.Because C.If D.So ( )9.You had better______rubbish into the sea to protect sea creatures. A.not throw B.to not throw C.not throwing D.not thrown ( )10.There is______valuable advice on ocean protection in this unit. A.many B.much C.few D.a few ( )11.My deskmate always______notes when he reads articles about Under the waves. A.take B.takes C.took D.will take ( )12.—What is the true______of “Under the waves”? —It introduces the magic underwater world,sea lives and calls on us to take action for ocean protection. A.meaning B.danger C.memory D.power ( )13.We learn______that human decisions have great influence on ocean balance. A.know B.to know C.knowing D.knew ( )14.—Why should human beings protect the ocean? —______the ocean offers necessary resources for all lives on the earth. A.So B.But C.Because D.Though ( )15.—I think the ocean is too big for human beings to destroy. —______.Human pollution is doing great harm to sea lives. A.I hope so B.I agree C.I disagree D.No problem Ⅱ.完形填空（10小题，每小题1.5分，共15分） 阅读短文，选择最佳答案。 The world under the waves is amazing. Different sea creatures have 16 own living habits in the deep ocean. Some sea animals travel far for food, 17 others stay in one small sea area all their life. Great changes 18 brought to the ocean by human activities. Some students look forward 19 the ocean can repair itself without human help. However,ocean pollution cannot disappear by itself. Many useful ideas 20 shared in our textbook about ocean protection. Now many students begin 21 more about the danger of sea pollution. They know it is important 22 courage to do small things for sea protection. 23 we keep taking small actions,we can slow down ocean pollution. Some mistakes 24 by human beings in the past，but it is never too late to make changes. This unit reminds us 25 respect and protect the underwater world. ( )16.A.its B.it’s C.their D.they ( )17.A.and B.but C.so D.or ( )18.A.is B.are C.was D.were ( )19.A.to B.for C.at D.with ( )20.A.has been B.have been C.was D.were ( )21.A.understand B.understood C.to understand D.understands ( )22.A.have B.to have C.having D.had ( )23.A.If B.Before C.Until D.Though ( )24.A.was made B.were made C.are made D.is made ( )25.A.of B.for C.to D.about Ⅲ.阅读理解（10小题，每小题2分，共20分） A Many people are attracted by the magic world under the waves. Plenty of wonderful creatures live in the blue ocean. However,the home of sea lives is facing serious trouble. Plastic waste,overfishing and other human activities break the balance of underwater world. This unit mainly practises**宾语从句（that/if/whether/特殊疑问词引导）**，we can use it to express our opinions and retell facts about the ocean. The ocean is not only for sea animals. It influences weather,provides food and keeps the whole planet balanced. We do not need to do big difficult tasks to protect the ocean. Small daily choices also matter a lot. Reducing plastic products,taking part in beach cleanups and spreading oceanprotection knowledge are all helpful. Everyone can play a part in protecting the world under the waves. ( )26.What is threatening the underwater world according to the text? A.Plastic waste and overfishing B.More sea animals C.Too much sea water D.Natural climate only ( )27.What main grammar point is practiced in this unit? A.object clauses B.past perfect tense C.result adverbial clauses D.inverted sentences ( )28.Which statement is TRUE according to the passage? A.Only scientists can do something to protect the ocean B.Small daily actions also help with ocean protection C.The ocean can solve all pollution problems by itself D.Human activities have no influence on sea creatures ( )29.Which of the following is a helpful action for ocean protection? A.Take part in beach cleanups B.Throw plastic rubbish into the sea C.Catch as many sea fish as possible D.Use oneoff plastic products every day ( )30.What is the main idea of the text? A.The underwater world is in danger and everyone can do something to protect it B.How people can catch more sea animals for food C.Reasons why ocean pollution cannot be changed at all D.Ways to travel freely under the sea without any protection B I used to think ocean protection was only the job of scientists. After learning Unit5 Under the waves,I changed my mind. Last summer,I joined a beach cleanup activity with my classmates. I saw lots of plastic waste left on the beach. I realized ordinary teenagers can also make a difference. I also learned object clauses in this unit. I can write sentences to show what I think about ocean protection. I realize the ocean is closely connected with human life. Teenagers cannot solve big oceanpollution problems all by ourselves. But we can form good living habits. We can cut down plastic use and tell more people about the importance of seaenvironment protection. Small efforts from thousands of people will finally bring great changes to our blue ocean. ( )31.What was the writer’s old opinion about ocean protection? A.It was only scientists’ job B.Everyone should take part in it C.Teenagers can make a difference D.Small actions are meaningful ( )32.What activity did the writer take part in last summer? A.A beach cleanup activity B.A deepsea travelling project C.A seaanimal research program D.A fishing competition ( )33.What grammar knowledge did the writer learn in this unit? A.object clauses B.reported speech C.past continuous tense D.attributive clauses ( )34.What can teenagers do for ocean protection according to Paragraph3? A.Cut down plastic use and spread protection knowledge B.Throw waste directly into the sea C.Catch as many sea creatures as possible D.Do nothing and wait for scientists to solve problems ( )35.What lesson can we get from the passage? A.Everyone’s small efforts count for ocean protection B.Ordinary people can do nothing for the ocean C.Ocean pollution can be solved in a short time D.Sea environment will become better without human action Ⅳ.词汇运用（10小题，每小题1分，共10分） 用括号内单词的适当形式填空。 36.Many amazing sea______(creature)live in the deep ocean. 37.It is great______(realize)that our daily choices influence ocean environment. 38.Look!Some students______(discuss)oceanprotection projects in class now. 39.We should treat ocean resources______(wise)in our daily life. 40.This unit is______(real)educational for teenagers. 41.Many students enjoy______(protect)the ocean in their own small ways. 42.It’s time______(take)action to protect the world under the waves. 43.______(pollute)does great harm to different kinds of sea lives. 44.By studying this unit,we become much______(know)about underwater world. 45.We learn the______(value)lessons about ocean protection. Ⅴ.句型转换（5小题，每小题2分，共10分） 按要求改写句子，每空一词。 46.Many oceanprotection skills are learned by us in this unit.（改为一般疑问句） ______many oceanprotection skills______by us in this unit? 47.It is time to take action to protect sea environment.（改为否定句） It______ ______time to take action to protect sea environment. 48.The power of the ocean is very amazing.（改为感叹句） ______ ______the power of the ocean is! 49.We need good habits and shared efforts to protect our ocean.（对划线部分提问） ______ ______you need to protect your ocean? 50.If we cut down plastic use,we will help the ocean a lot.（改为祈使句） ______down plastic use,and you will help the ocean a lot. Ⅵ.补全对话（5小题，每小题2分，共10分） 从方框内选择合适句子补全对话，有两项多余。 A.What small things can we do for ocean protection in daily life? B.Why is it necessary for us to protect the ocean? C.I believe everyone should play a part in protecting the underwater world. D.Because the ocean supports lives on earth and offers important natural resources. E.Do you want to work on oceanprotection jobs in the future? F.That helps me build a clear idea about seaenvironment protection. G.Only scientists are supposed to protect the ocean. A:Hi Linda,we have finished Unit5 Under the waves. B:Yes.51.________ A:I totally agree with you.52.________ B:Because the ocean is closely connected with our human life. A:Could you tell me more? B:53.________Even small bad habits will bring harm to sea creatures. A:54.________ B:We can reduce plastic products and spread oceanprotection knowledge around us. A:55.________I will try my best to make some changes in daily life. Ⅶ.书面表达（满分10分） 主题：Protect Our Blue Ocean 要点：1.谈谈你对海洋重要性的认识；2.写出海洋面临的两种威胁；3.写出青少年可以做到的两点保护措施。 要求：词数90110；语句通顺，时态正确，拼写基本无误。 ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ 参考答案及评分标准 Ⅰ.单项选择（15分） 1.D 2.A 3.C 4.B 5.A 6.B 7.B 8.A 9.A 10.B 11.B 12.A 13.B 14.C 15.C Ⅱ.完形填空（15分） 16.C 17.B 18.B 19.A 20.B 21.C 22.B 23.A 24.B 25.C Ⅲ.阅读理解（20分） A：26.A 27.A 28.B 29.A 30.A B：31.A 32.A 33.A 34.A 35.A Ⅳ.词汇运用（10分） 36.creatures 37.to realize 38.are discussing 39.wisely 40.really 41.protecting 42.to take 43.Pollution 44.more knowledgeable 45.valuable Ⅴ.句型转换（10分） 46.Are;learned 47.is not 48.How amazing 49.What do 50.Cut Ⅵ.补全对话（10分） 51.C 52.B 53.D 54.A 55.F Ⅶ.书面表达（10分） 参考范文（104词） Protect Our Blue Ocean In my opinion,the ocean is very important for all lives on the earth. It provides natural resources and keeps our planet in balance. Now the ocean is facing serious threats. Plastic pollution and overfishing are doing great harm to sea creatures. Many sea animals are losing their home. As teenagers,we can do something useful. We should cut down the use of plastic in daily life. Besides,we can spread knowledge of ocean protection to people around us. Small efforts will make our blue ocean much better. 评分标准 910分：要点齐全，时态准确，语句流畅，词数达标，几乎无错误； 68分：要点完整，少量语法拼写错误，行文通顺； 35分：要点缺失较多，错误较多，语句不通顺； 02分：零散单词，不成完整短文。 学科网（北京）股份有限公司 $