Unit 5——Unit 8阶段测试卷（A卷·基础巩固）《英语 基础模块1》（高教版第三版）单元过关卷（原卷版+解析版）

**基本信息** 紧扣《英语 基础模块1》（高教版第三版）Unit5-Unit8核心考点，设A卷基础巩固，通过词汇语法、情景交际等题型夯实基础，适配单元复习需求。 **题型特征** |题型|题量/分值|知识覆盖|命题特色| |----|-----------|----------|----------| |词汇与语法|25题/25分|发音（如celebrate辨音）、词义（如banquet释义）、语法（如将来时、介词）|基础巩固，聚焦语言能力中的基础积累| |情景交际|15题/30分|邀请、点餐等日常交流（如派对邀请应答）|真实情境设计，提升语言运用能力| |阅读理解|10题/20分|细节理解（如派对时间）、主旨大意（如餐厅受欢迎原因）|贴近学生生活，培养思维品质中的信息提取| |英汉互译|5题/15分|实用表达（如“明智使用智能手机”）|结合单元主题，强化语言转换能力| |应用写作|1题/10分|人物介绍（姓名、事迹、敬佩原因）|开放写作，整合表达与思维，发展学习能力|

编写说明：本套试卷紧扣《英语 基础模块1》（高教版第三版）教材，以教材单元为基准精准覆盖核心考点。 每个单元设置AB卷，A卷为基础巩固卷，侧重基础考点训练，帮助学生扎实掌握知识要点；B卷为能力提升卷，注重知识整合与全面检测，引导学生构建知识网络。全书设计4份综合测试卷，模拟实战情境，聚焦解题能力突破，全面提升应试能力与知识应用水平。 《英语 基础模块1》（高教版第三版）《单元过关卷》 Unit 5——Unit 8阶段测试卷 A卷·基础巩固 考试时间：70分钟 满分：100分 班级_____姓名_____学号_____成绩_____ 综合卷Ⅰ（75分） 一、词汇与语法（共25小题，每小题1分，满分25分） （一）单词辨音 从下列各小题的A、B、C三个选项中选出一个画线部分发音与所给单词画线部分发音不同的选项。（共5小题，每小题1分，共5分） 1．celebrate A．wet B．fever C．beg 【答案】B 【详解】考查字母 e 的发音。celebrate、wet、beg 中 e 发 /e/，fever 中 e 发 /iː/，发音不同。故选 B。 2．common A．nod B．cob C．globe 【答案】C 【详解】考查字母 o 的发音。common、nod、cob 中 o 发 /ɒ/，globe 中 o 发 /əʊ/，发音不同。故选 C。 3．nursing A．dust B．burn C．hurt 【答案】A 【详解】考查字母 u 的发音。nursing、burn、hurt 中 u 发 /ɜː/，dust 中 u 发 /ʌ/，发音不同。故选 A。 4．roast A．boat B．coat C．broad 【答案】C 【详解】考查字母组合 oa 的发音。roast、boat、coat 中 oa 发 /əʊ/，broad 中 oa 发 /ɔː/，发音不同。故选 C。 5．improve A．move B．shot C．whose 【答案】B 【详解】考查字母 o 的发音。improve、move、whose 中 o 发 /uː/，shot 中 o 发 /ɒ/，发音不同。故选 B。 （二）词义选择 从下列各小题的A、B、C三个选项中选出一个与句子中画线的英文单词或短语含义相符的中文选项。（共10小题，每小题1分，共10分） 6．The school will hold a welcome banquet for the visitors. A．展览 B．课程 C．宴会 【答案】C 【详解】banquet 指正式或较大的宴会，句中 welcome banquet 表示欢迎宴会。故选 C。 7．Please confirm your attendance before Friday. A．设计 B．取消 C．确认 【答案】C 【详解】confirm 与 attendance 搭配，表示确认是否参加。故选 C。 8．The tomato soup tastes sour and sweet. A．苦的 B．酸的 C．油腻的 【答案】B 【详解】sour 描述食物或饮品的酸味，句中与 sweet 并列说明汤的味道。故选 B。 9．Roast chicken is the specialty of this restaurant. A．账单 B．折扣 C．特色菜 【答案】C 【详解】specialty 在餐馆语境中指特色菜或招牌菜。故选 C。 10．This phone has enough storage for photos and videos. A．屏幕亮度 B．存储空间 C．付款方式 【答案】B 【详解】storage 与 photos and videos 呼应，表示手机保存资料的存储空间。故选 B。 11．The students are doing a survey about online habits. A．表演 B．调查 C．庆祝 【答案】B 【详解】survey 指围绕某一问题收集信息的调查，句中主题是 online habits。故选 B。 12．Paper-making was an important invention in history. A．邀请 B．餐厅 C．发明 【答案】C 【详解】invention 表示被创造出来的新事物或新方法，paper-making 符合这一语境。故选 C。 13．The team made a great achievement after years of hard work. A．成就 B．价格 C．服务 【答案】A 【详解】achievement 指通过努力取得的成就，与 hard work 形成语义呼应。故选 A。 14．The waiter recommends fruit salad to the customer. A．拒绝 B．推荐 C．修理 【答案】B 【详解】recommend 表示提出建议或推荐，句中服务员向顾客推荐水果沙拉。故选 B。 15．Light music is soft and relaxing. A．吵闹的 B．传统的 C．轻音乐 【答案】C 【详解】light music 指柔和、令人放松的轻音乐，与 soft and relaxing 对应。故选 C。 （三）语法运用 从下列各小题的A、B、C三个选项中选出一个最佳选项填入空白处完成句子。（共10小题，每小题1分，共10分） 16．We ______ a class party this Saturday evening. A．had B．has C．are going to have 【答案】C 【详解】this Saturday evening 表示将来时间，主语 We 后用 are going to have 表示计划。故选 C。 17．Would you like ______ orange juice? A．a B．some C．many 【答案】B 【详解】在表示请求或建议的疑问句中，some 可用于希望得到肯定回答的语境。故选 B。 18．How often ______ you use your smartphone for study? A．does B．are C．do 【答案】C 【详解】主语 you 与一般现在时实义动词 use 搭配，疑问句助动词用 do。故选 C。 19．Zhan Tianyou ______ the railway work in 1905. A．began B．begins C．beginning 【答案】A 【详解】in 1905 是明确过去时间，谓语动词用过去式 began。故选 A。 20．This restaurant is quiet, ______ many students like eating here. A．but B．so C．or 【答案】B 【详解】前句说明餐馆安静，后句说明很多学生喜欢在这里吃饭，前后构成因果关系，用 so。故选 B。 21．Have you ever ______ to a welcome party before? A．been B．went C．go 【答案】A 【详解】Have you ever been to... 是询问经历的常用结构，been 表示到过某地或参加过某活动。故选 A。 22．Students should use the Internet ______. A．wisely B．wise C．wisdom 【答案】A 【详解】空处修饰动词 use，应用副词 wisely，表示明智地使用。故选 A。 23．The paper was thin, ______ it was useful for recording ideas. A．so B．but C．because 【答案】B 【详解】前半句说纸薄，后半句说它有用，语义转折，用 but。故选 B。 24．There ______ many kinds of Chinese cuisines in the restaurant. A．is B．be C．are 【答案】C 【详解】There be 句型中主语 many kinds 为复数，be 动词用 are。故选 C。 25．The alarm rings ______ 8:50 every morning. A．at B．on C．in 【答案】A 【详解】具体钟点前用介词 at，at 8:50 表示在8点50分。故选 A。 二、情景交际（共15小题，每小题2分，共30分） （一）选择应答 从下列各小题的A、B、C三个选项中选出一个最佳应答语。（共10小题，每小题2分，共20分） 26．Speaker A: Would you like to come to our New Year's party? Speaker B: ______ A．It tastes salty. B．I'd love to. C．It is a tablet. 【答案】B 【详解】问句用于发出邀请，I'd love to 表示愿意接受邀请。故选 B。 27．Speaker A: Can I take your order now? Speaker B: ______ A．I go online every day. B．The party starts at seven. C．Yes, I'd like tomato soup. 【答案】C 【详解】问句是服务员询问是否点餐，回答应给出所点食物。故选 C。 28．Speaker A: How often do you watch videos on your phone? Speaker B: ______ A．Twice a week. B．For two hours. C．At home. 【答案】A 【详解】How often 询问频率，Twice a week 表示每周两次。故选 A。 29．Speaker A: What is your favorite invention? Speaker B: ______ A．It is noisy. B．By bus. C．The camera. 【答案】C 【详解】问句询问最喜欢的发明，The camera 是具体发明名称。故选 C。 30．Speaker A: Do you need a hand with the preparation? Speaker B: ______ A．It is medium. B．No, I don't eat beef. C．Yes, please. That is kind of you. 【答案】C 【详解】need a hand 表示需要帮忙，Yes, please 对应接受帮助。故选 C。 31．Speaker A: What do you recommend? Speaker B: ______ A．The roast fish is our specialty. B．I use it to study. C．At ten o'clock. 【答案】A 【详解】问句询问推荐内容，回答应给出特色菜或建议。故选 A。 32．Speaker A: Could you spare a few minutes for my survey? Speaker B: ______ A．It is too spicy. B．Sure, I'd be happy to help. C．It was completed in 1909. 【答案】B 【详解】问句礼貌请求对方参加调查，Sure, I'd be happy to help 表示同意。故选 B。 33．Speaker A: Why do you like paper? Speaker B: ______ A．It is on Friday. B．I'd like some tea. C．Because it can help record ideas. 【答案】C 【详解】Why 提问原因，Because 引导的句子说明喜欢纸的原因。故选 C。 34．Speaker A: How would you like your steak? Speaker B: ______ A．Medium, please. B．Orange juice, please. C．No, I don't. 【答案】A 【详解】问句询问牛排熟度，Medium 表示五分熟。故选 A。 35．Speaker A: When will the opening ceremony take place? Speaker B: ______ A．In the cafeteria. B．At 9:00 a.m. on Monday. C．It is energetic. 【答案】B 【详解】When 询问时间，At 9:00 a.m. on Monday 是具体时间。故选 B。 （二）补全对话 阅读下面对话，根据上下文从所给的七个选项中选出一个最佳选项补全对话，其中2项多余。（共5小题，每小题2分，共10分） A: Hello, this is Chen Ming from Class 2. We are planning a welcome party for new students. B: Sounds great. 36．____ A: This Friday afternoon in the school meeting hall. B: 37．____ A: We can play a guessing game about majors first. B: Good idea. 38．____ A: Light music may be better because it is soft and relaxing. B: 39．____ A: Yes. Could you help write an invitation email? B: 40．____ I will finish it this evening. A．What activities can we have? B．What kind of music should we choose? C．When and where will you hold it? D．I am sorry to hear that. E．Would you like some dessert? F．Do you need any help with the preparation? G．Of course. 36【答案】C 【详解】下文回答 This Friday afternoon in the school meeting hall，说明此处询问时间和地点。故选 C。 37【答案】A 【详解】下文提出 play a guessing game about majors，说明此处询问可以安排什么活动。故选 A。 38【答案】B 【详解】下文回答 Light music may be better，说明此处询问音乐选择。故选 B。 39【答案】F 【详解】下文 Yes 以及 help write an invitation email 表明此处询问是否需要帮忙。故选 F。 40【答案】G 【详解】下文 I will finish it this evening 表明说话人同意帮忙，Of course 符合语境。故选 G。 三、阅读理解（共10小题，每小题2分，共20分） 阅读下面两篇短文，从每小题所给的A、B、C三个选项中选出一个最佳选项。 A Last Friday, Class Two held a small welcome party for three new students. The monitor sent an invitation message two days before the party. It clearly told everyone the time, place and main activities. The party began at four o'clock in the classroom. Students first played a game called “Things in Common”, so the new students could find classmates with the same hobbies. Then a group sang an energetic English song and made the room lively. At the end of the party, the teacher thanked the students for their careful preparation. The new students said they felt warm and relaxed. Everyone agreed that a simple celebration could help people know each other better. 41．When did Class Two hold the welcome party? A．On Monday morning. B．Last Friday. C．Two days later. 【答案】B 【详解】第一句直接说明 Last Friday, Class Two held a small welcome party。故选 B。 42．What information was included in the invitation message? A．Only the food list. B．Only the guests' names. C．The time, place and main activities. 【答案】C 【详解】第一段最后一句说明信息包含 the time, place and main activities。故选 C。 43．Why did students play “Things in Common”? A．To help new students find classmates with the same hobbies. B．To choose the best singer in class. C．To decide the party place. 【答案】A 【详解】第二段说明游戏的目的为 so the new students could find classmates with the same hobbies。故选 A。 44．How did the new students feel at the end? A．Worried and tired. B．Warm and relaxed. C．Hungry and angry. 【答案】B 【详解】第三段中 The new students said they felt warm and relaxed 明确说明感受。故选 B。 45．What is the best title for the passage? A．A Difficult English Test B．A Noisy Restaurant C．A Warm Welcome Party 【答案】C 【详解】全文围绕一次欢迎新同学的聚会展开，A Warm Welcome Party 最能概括文章。故选 C。 B Green Leaf Restaurant is popular among students near our school. It offers noodles, soup, salad and several kinds of Chinese dishes. The food is fresh, and the prices are reasonable for most students. The restaurant is not very large, but it is clean and cozy. The waiters are friendly and can answer questions about different dishes. When customers do not know what to order, they often recommend the tomato soup and roast chicken. Last Sunday, Li Hua ate there with his parents. He ordered mushroom soup, fried fish and a glass of orange juice. His family enjoyed the meal because the food tasted good and the service made them feel comfortable. 46．Who is Green Leaf Restaurant popular among? A．Students near the school. B．Only foreign visitors. C．Drivers at the station. 【答案】A 【详解】第一段第一句说明餐馆在学校附近的学生中很受欢迎。故选 A。 47．What does the passage say about the prices? A．They are too high. B．They are reasonable. C．They change every hour. 【答案】B 【详解】第一段最后一句说明 the prices are reasonable for most students。故选 B。 48．What do waiters often recommend? A．Coffee and cake. B．Beef noodles and tea. C．Tomato soup and roast chicken. 【答案】C 【详解】第二段最后一句提到服务员常推荐 tomato soup and roast chicken。故选 C。 49．When did Li Hua eat at the restaurant? A．Last Sunday. B．This Friday. C．Every morning. 【答案】A 【详解】第三段第一句说明 Last Sunday, Li Hua ate there with his parents。故选 A。 50．Why did Li Hua's family enjoy the meal? A．Because the room was very noisy. B．Because the food tasted good and the service was comfortable. C．Because they did not need to pay. 【答案】B 【详解】最后一句说明原因是食物味道好且服务让人感觉舒适。故选 B。 综合卷Ⅱ（25分） 四、英汉互译（共5小题，每小题3分，满分15分） 51．Would you like to come to our school celebration? ___________________________________________________________________________ 【答案】你愿意来参加我们的学校庆祝活动吗？ 【详解】Would you like to...? 用于礼貌发出邀请，school celebration 表示学校庆祝活动。 52．The restaurant offers various flavors and reasonable prices. ___________________________________________________________________________ 【答案】这家餐馆提供各种口味和合理的价格。 【详解】offers 表示提供，various flavors 表示各种口味，reasonable prices 表示合理的价格。 53．我们应该明智地使用智能手机。 ___________________________________________________________________________ 【答案】We should use smartphones wisely. 【详解】should 后接动词原形 use，wisely 作副词修饰 use。 54．这项发明让学习更容易。 ___________________________________________________________________________ 【答案】This invention makes learning easier. 【详解】make sth. + adj. 表示使某事物变得怎样，easier 表示更容易。 55．Could you spare a few minutes to answer my questions? ___________________________________________________________________________ 【答案】你能抽出几分钟回答我的问题吗？ 【详解】Could you...? 表示礼貌请求，spare a few minutes 表示抽出几分钟。 五、应用写作（满分10分） 56．假设你是李华，请根据以下要点写一段英文简介，介绍一位你敬佩的人物。要点：人物姓名；主要事迹；你敬佩的原因。词数80—100词左右。 ___________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 【参考范文】 The person I admire is Zhan Tianyou. He was a great engineer. He worked on the Jingzhang Railway and helped finish a very difficult task. Many people thought the work was impossible, but he did not give up. I admire him because he was hard-working and brave. His story tells me to keep trying when I meet difficulties. 【点睛】范文围绕人物、事迹和敬佩原因展开，主题集中，时态以一般过去时和一般现在时为主，符合人物简介写作要求。 原创精品资源学科网独家享有版权，侵权必究！ 学科网（北京）股份有限公司 $ 编写说明：本套试卷紧扣《英语 基础模块1》（高教版第三版）教材，以教材单元为基准精准覆盖核心考点。 每个单元设置AB卷，A卷为基础巩固卷，侧重基础考点训练，帮助学生扎实掌握知识要点；B卷为能力提升卷，注重知识整合与全面检测，引导学生构建知识网络。全书设计4份综合测试卷，模拟实战情境，聚焦解题能力突破，全面提升应试能力与知识应用水平。 《英语 基础模块1》（高教版第三版）《单元过关卷》 Unit 5——Unit 8阶段测试卷 A卷·基础巩固 考试时间：70分钟 满分：100分 班级_____姓名_____学号_____成绩_____ 综合卷Ⅰ（75分） 一、词汇与语法（共25小题，每小题1分，满分25分） （一）单词辨音 从下列各小题的A、B、C三个选项中选出一个画线部分发音与所给单词画线部分发音不同的选项。（共5小题，每小题1分，共5分） 1．celebrate A．wet B．fever C．beg 2．common A．nod B．cob C．globe 3．nursing A．dust B．burn C．hurt 4．roast A．boat B．coat C．broad 5．improve A．move B．shot C．whose （二）词义选择 从下列各小题的A、B、C三个选项中选出一个与句子中画线的英文单词或短语含义相符的中文选项。（共10小题，每小题1分，共10分） 6．The school will hold a welcome banquet for the visitors. A．展览 B．课程 C．宴会 7．Please confirm your attendance before Friday. A．设计 B．取消 C．确认 8．The tomato soup tastes sour and sweet. A．苦的 B．酸的 C．油腻的 9．Roast chicken is the specialty of this restaurant. A．账单 B．折扣 C．特色菜 10．This phone has enough storage for photos and videos. A．屏幕亮度 B．存储空间 C．付款方式 11．The students are doing a survey about online habits. A．表演 B．调查 C．庆祝 12．Paper-making was an important invention in history. A．邀请 B．餐厅 C．发明 13．The team made a great achievement after years of hard work. A．成就 B．价格 C．服务 14．The waiter recommends fruit salad to the customer. A．拒绝 B．推荐 C．修理 15．Light music is soft and relaxing. A．吵闹的 B．传统的 C．轻音乐 （三）语法运用 从下列各小题的A、B、C三个选项中选出一个最佳选项填入空白处完成句子。（共10小题，每小题1分，共10分） 16．We ______ a class party this Saturday evening. A．had B．has C．are going to have 17．Would you like ______ orange juice? A．a B．some C．many 18．How often ______ you use your smartphone for study? A．does B．are C．do 19．Zhan Tianyou ______ the railway work in 1905. A．began B．begins C．beginning 20．This restaurant is quiet, ______ many students like eating here. A．but B．so C．or 21．Have you ever ______ to a welcome party before? A．been B．went C．go 22．Students should use the Internet ______. A．wisely B．wise C．wisdom 23．The paper was thin, ______ it was useful for recording ideas. A．so B．but C．because 24．There ______ many kinds of Chinese cuisines in the restaurant. A．is B．be C．are 25．The alarm rings ______ 8:50 every morning. A．at B．on C．in 二、情景交际（共15小题，每小题2分，共30分） （一）选择应答 从下列各小题的A、B、C三个选项中选出一个最佳应答语。（共10小题，每小题2分，共20分） 26．Speaker A: Would you like to come to our New Year's party? Speaker B: ______ A．It tastes salty. B．I'd love to. C．It is a tablet. 27．Speaker A: Can I take your order now? Speaker B: ______ A．I go online every day. B．The party starts at seven. C．Yes, I'd like tomato soup. 28．Speaker A: How often do you watch videos on your phone? Speaker B: ______ A．Twice a week. B．For two hours. C．At home. 29．Speaker A: What is your favorite invention? Speaker B: ______ A．It is noisy. B．By bus. C．The camera. 30．Speaker A: Do you need a hand with the preparation? Speaker B: ______ A．It is medium. B．No, I don't eat beef. C．Yes, please. That is kind of you. 31．Speaker A: What do you recommend? Speaker B: ______ A．The roast fish is our specialty. B．I use it to study. C．At ten o'clock. 32．Speaker A: Could you spare a few minutes for my survey? Speaker B: ______ A．It is too spicy. B．Sure, I'd be happy to help. C．It was completed in 1909. 33．Speaker A: Why do you like paper? Speaker B: ______ A．It is on Friday. B．I'd like some tea. C．Because it can help record ideas. 34．Speaker A: How would you like your steak? Speaker B: ______ A．Medium, please. B．Orange juice, please. C．No, I don't. 35．Speaker A: When will the opening ceremony take place? Speaker B: ______ A．In the cafeteria. B．At 9:00 a.m. on Monday. C．It is energetic. （二）补全对话 阅读下面对话，根据上下文从所给的七个选项中选出一个最佳选项补全对话，其中2项多余。（共5小题，每小题2分，共10分） A: Hello, this is Chen Ming from Class 2. We are planning a welcome party for new students. B: Sounds great. 36．____ A: This Friday afternoon in the school meeting hall. B: 37．____ A: We can play a guessing game about majors first. B: Good idea. 38．____ A: Light music may be better because it is soft and relaxing. B: 39．____ A: Yes. Could you help write an invitation email? B: 40．____ I will finish it this evening. A．What activities can we have? B．What kind of music should we choose? C．When and where will you hold it? D．I am sorry to hear that. E．Would you like some dessert? F．Do you need any help with the preparation? G．Of course. 三、阅读理解（共10小题，每小题2分，共20分） 阅读下面两篇短文，从每小题所给的A、B、C三个选项中选出一个最佳选项。 A Last Friday, Class Two held a small welcome party for three new students. The monitor sent an invitation message two days before the party. It clearly told everyone the time, place and main activities. The party began at four o'clock in the classroom. Students first played a game called “Things in Common”, so the new students could find classmates with the same hobbies. Then a group sang an energetic English song and made the room lively. At the end of the party, the teacher thanked the students for their careful preparation. The new students said they felt warm and relaxed. Everyone agreed that a simple celebration could help people know each other better. 41．When did Class Two hold the welcome party? A．On Monday morning. B．Last Friday. C．Two days later. 42．What information was included in the invitation message? A．Only the food list. B．Only the guests' names. C．The time, place and main activities. 43．Why did students play “Things in Common”? A．To help new students find classmates with the same hobbies. B．To choose the best singer in class. C．To decide the party place. 44．How did the new students feel at the end? A．Worried and tired. B．Warm and relaxed. C．Hungry and angry. 45．What is the best title for the passage? A．A Difficult English Test B．A Noisy Restaurant C．A Warm Welcome Party B Green Leaf Restaurant is popular among students near our school. It offers noodles, soup, salad and several kinds of Chinese dishes. The food is fresh, and the prices are reasonable for most students. The restaurant is not very large, but it is clean and cozy. The waiters are friendly and can answer questions about different dishes. When customers do not know what to order, they often recommend the tomato soup and roast chicken. Last Sunday, Li Hua ate there with his parents. He ordered mushroom soup, fried fish and a glass of orange juice. His family enjoyed the meal because the food tasted good and the service made them feel comfortable. 46．Who is Green Leaf Restaurant popular among? A．Students near the school. B．Only foreign visitors. C．Drivers at the station. 47．What does the passage say about the prices? A．They are too high. B．They are reasonable. C．They change every hour. 48．What do waiters often recommend? A．Coffee and cake. B．Beef noodles and tea. C．Tomato soup and roast chicken. 49．When did Li Hua eat at the restaurant? A．Last Sunday. B．This Friday. C．Every morning. 50．Why did Li Hua's family enjoy the meal? A．Because the room was very noisy. B．Because the food tasted good and the service was comfortable. C．Because they did not need to pay. 综合卷Ⅱ（25分） 四、英汉互译（共5小题，每小题3分，满分15分） 51．Would you like to come to our school celebration? ___________________________________________________________________________ 52．The restaurant offers various flavors and reasonable prices. ___________________________________________________________________________ 53．我们应该明智地使用智能手机。 ___________________________________________________________________________ 54．这项发明让学习更容易。 ___________________________________________________________________________ 55．Could you spare a few minutes to answer my questions? ___________________________________________________________________________ 五、应用写作（满分10分） 56．假设你是李华，请根据以下要点写一段英文简介，介绍一位你敬佩的人物。要点：人物姓名；主要事迹；你敬佩的原因。词数80—100词左右。 ___________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 原创精品资源学科网独家享有版权，侵权必究！ 学科网（北京）股份有限公司 $