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选择性必修二 Unit 1词性变化 单元同步练习题·全解全析(解析版)
选择性必修二 Unit 1 词性变化单元同步练习题·全解全析(解析版)
(考点精析 + 句法逻辑透析 + 满分范文点睛)
一、 全考点官方参考答案速查表
1. 真实语境单句词性填空答案(1-15题,每题1.5分,共22.5分)
1. election
2. illegal
3. instantly
4. approval
5. steady
6. temptation
7. suitable
8. variety
9. digestion
10. disheartened
11. intimately
12. politics
13. evidence
14. memorable
15. conclusion
2. 高阶思维语篇语法填空答案(16-25题,每题1.5分,共15分)
16. evidence
17. digestion
18. steadily
19. tempted
20. dishearten
21. conclusion
22. varied
23. suitable
24. addition
25. evident
二、 真实语境单句词性填空逐题精析
1. election 【解析】考查名词。在冠词 an 后作宾语,短语 hold an election 意为“举行选举”。
2. illegal 【解析】考查否定形容词。在系动词 is 和副词 strictly 后作表语,it is strictly illegal to do sth. 意为“做某事是严格违法的”。
3. instantly 【解析】考查副词。修饰动词 receive,作状语,表示“几乎立即地/马上地”。
4. approval 【解析】考查名词。在形容词 full 后作动词 gave 的宾语,短语 give full approval to... 意为“完全批准/赞成……”。
5. steady 【解析】考查形容词。修饰名词 progress,作定语,make steady progress 意为“取得稳定进步”。
6. temptation 【解析】考查名词。在定冠词 the 后作宾语,短语 resist the temptation of... 意为“抵制……的诱惑”。
7. suitable 【解析】考查形容词。在系动词 was 和副词 highly 后作表语,be suitable for... 意为“适合于……”。
8. variety 【解析】考查名词。固定搭配 a wide variety of 意为“各种各样的……”。
9. digestion 【解析】考查名词。在形容词 poor 后作宾语,与 stomach pain 并列,表示“消化不良/不良消化”。
10. disheartened 【解析】考查形容词。在句中作状语修饰主语 Leo 的情感状态,feel disheartened after... 意为“在……后感到深刻沮丧”。
11. intimately 【解析】考查副词。修饰过去分词 connected,作状语,be intimately connected with 意为“与……紧密相连”。
12. politics 【解析】考查名词。在形容词 international 后作介词 in 的宾语,international politics 意为“国际政治”。
13. evidence 【解析】考查不可数名词。在形容词 Scientific 后作主语,scientific evidence 意为“科学证据”。
14. memorable 【解析】考查形容词。修饰名词 experience,作定语,a deeply memorable experience 意为“一次深刻难忘的经历”。
15. conclusion 【解析】考查名词。在形容词 logical 后作动词 reached 的宾语,reach a conclusion 意为“得出结论”。
三、 高阶思维语篇语法填空逐题句法透析
16. evidence 【解析】考查名词。在形容词 solid 后作动词 gathered 的宾语,用不可数名词 evidence(证据)。
17. digestion 【解析】考查名词。在形容词 proper 后作主语,用名词 digestion(良好的消化)。
18. steadily 【解析】考查副词。修饰动词短语 be absorbed,作状语,用副词 steadily(平稳地/持续地)。
19. tempted 【解析】考查动词被动语态。主语 teenagers 与 tempt 构成被动关系,be tempted by...(被……所诱惑)。
20. dishearten 【解析】考查动词原形。在情态动词 can 后接动词原形 dishearten(使……灰心丧气/削弱)。
21. conclusion 【解析】考查名词。固定介词短语 In conclusion(总之,结论是)。
22. varied 【解析】考查形容词。修饰名词 diet,用形容词 varied(丰富多样/变化多样的)。
23. suitable 【解析】考查形容词后置定语。形容词短语 suitable for growing adolescents 作后置定语修饰 diet。
24. addition 【解析】考查名词。固定过渡短语 In addition(此外,另外)。
25. evident 【解析】考查形容词。形式主语句型 it is evident that...(很明显……),作表语。
四、 真实情境应用文写作满分范文与高阶点睛(15分)
Dear Mr. Jenkins,
On behalf of the English Club, I am delighted to invite you to our science exhibition themed "Healthy Lifestyle and Science of Digestion,” which will take place in the library exhibition area this Friday afternoon.
The exhibition features posters created by students, demonstrating how a varied diet supports proper digestion and mental sharpness. Scientific evidence on healthy eating will also be displayed. Furthermore, we would be deeply honored if you could deliver a brief comment on our exhibition.
We would be grateful if you could join us. Looking forward to your reply.
Yours sincerely,
Li Hua
💡 范文高阶提分亮点:
1. 精准嵌入选择性必修二 Unit 1 派生词:融汇了 varied(形容词)、digestion(名词)以及 evidence(名词),完全满足任务驱动与词汇植入要求。
2. 切中“健康生活与科学膳食”主题:展现了青少年对健康饮食、胃肠消化与大脑认知关系的科学态度,立意高远,表达地道。
3. 高阶句式结构:巧妙运用了 which 引导的非限制性定语从句(. which will take place...)、现在分词短语作状语(demonstrating how...)以及表达礼貌邀请的虚拟语气(We would be grateful if you could...),行文优美流畅。
第 1 页 共 2 页
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$null选择性必修二 Unit 1 词性变化·默写背诵版及完整答案
选择性必修二 Unit 1 词性变化·默写背诵版及完整答案
—— 15组核心词族通关清单、学生默写自测表与全量参考答案
📌 板块一:【背诵通关清单】(全15组核心词族 + 考点搭配)
💡 背诵指引:高考对词性变化的考查重在“句法功能与词形匹配”。背诵时请重点关注后缀变体(如 -tion, -al, -ly, -ment)以及前缀否定(如 il-, dis-)。
高考英语核心词根及考点汇总表
序号
核心词根及派生词(词性&中文)
高考高频短语/考点搭配
1
election n. 选举
➔ elect vt. 选择;决定做某事;选举某人
• hold an election 举行选举
• elect sb. as / to be... 选举某人为……
2
legal adj. 合法的
➔ legally adv. 合法地
➔ illegal adj. 不合法的;违法的
➔ illegally adv. 非法地
• legal rights / responsibility 合法权益/法律责任
• it is illegal to do sth. 做某事是违法的
3
instantly adv. 立即,马上
➔ instant n. 瞬间;片刻 adj. 立即的;立刻的
• in an instant 一瞬间
• instant communication / coffee 即时通讯/速溶咖啡
• the instant (that)... 一……就……
4
approve v. 赞成,同意
➔ approval n. 赞成,同意;批准,通过
➔ disapproval n. 不赞成,反对
• approve of (doing) sth. 赞成/同意做某事
• win / meet with sb.'s approval 获得某人的赞许/批准
5
steady adj. 稳定的
➔ steadily adv. 平稳地;持续地
• steady progress / growth 稳定的进步/增长
• increase / rise steadily 持续稳定增长
6
tempt v. 诱惑,引诱
➔ temptation n. 引诱,引诱物
• be tempted to do sth. 被诱惑做某事
• resist the temptation to do sth. 抵制做某事的诱惑
7
suitable adj. 合适的
➔ suit v. 适合 n. 套装
• be suitable for 适合于……
• suit one's needs / taste 适合某人的需求/口味
8
varied adj. 各种各样的
➔ vary vi. 改变;变化
➔ variety n. 变化;多样性;种类
• a (wide) variety of 各种各样的……
• vary from... to... 在……与……之间变化
9
digestion n. 消化(过程)
➔ digest v. 消化(食物);理解,领悟
• easy / slow of digestion 容易/不易消化的
• digest complex information / knowledge 消化理解复杂信息
10
disheartened adj. 沮丧的,灰心的
➔ dishearten vt. 使灰心,使沮丧
• feel disheartened by / at对……感到沮丧灰心
• dishearten sb. 使某人灰心丧气
11
intimately adv. 亲密地;密切地
➔ intimate adj. 亲密的;私人的
• an intimate friend 知心朋友
• be intimately connected with 与……紧密相连
12
politics n. 政治
➔ political adj. 政治的
➔ politician n. 政客,政治家,政治人物
• political system / debate 政治体制/辩论
• enter politics 参政
13
evidence n. 证据
➔ evident adj. 明显的;明白的
• scientific / solid evidence 科学/确凿证据
• it is evident that... 很明显……
14
memorable adj. 难忘的
➔ memory n. 记忆,记忆力;回忆
• a memorable experience / event 一次难忘的经历/事件
• in memory of 纪念……
15
conclusion n. 结论
➔ conclude v. 结束;推断出
• draw / come to / reach a conclusion 得出结论
• in conclusion 总之,最后
✍️ 板块二:【默写自测过关表】(学生专用自测卷)
班级:___________ 姓名:___________ 得分:___________ / 100分
🎯 任务一:根据首词及词性提示,写出派生词(共14空,56分,每空4分)
1. election n. 选举 ➔ ____________________ vt. 选择;决定做某事;选举某人
2. legal adj. 合法的 ➔ ____________________ adv. 合法地 ➔ ____________________ adj. 不合法的;违法的 ➔ ____________________ adv. 非法地
3. instantly adv. 立即,马上 ➔ ____________________ n. 瞬间;片刻 adj. 立即的;立刻的
4. approve v. 赞成,同意 ➔ ____________________ n. 赞成,同意;批准 ➔ ____________________ n. 不赞成,反对
5. steady adj. 稳定的 ➔ ____________________ adv. 平稳地;持续地
6. tempt v. 诱惑,引诱 ➔ ____________________ n. 引诱,引诱物
7. suitable adj. 合适的 ➔ ____________________ v. 适合 n. 套装
8. varied adj. 各种各样的 ➔ ____________________ vi. 改变;变化 ➔ ____________________ n. 变化;多样性;种类
9. digestion n. 消化(过程) ➔ ____________________ v. 消化(食物);理解
10. disheartened adj. 沮丧的,灰心的 ➔ ____________________ vt. 使灰心,使沮丧
🎯 任务二:根据中文及词性,写出对应的英文词汇(共11空,44分,每空4分)
11. ____________ adv. 亲密地;密切地 ➔ ____________ adj. 亲密的;私人的
12. ____________ n. 政治 ➔ ____________ adj. 政治的 ➔ ____________ n. 政治家,政客
13. ____________ n. 证据 ➔ ____________ adj. 明显的;明白的
14. ____________ adj. 难忘的 ➔ ____________ n. 记忆,记忆力;回忆
15. ____________ n. 结论 ➔ ____________ v. 结束;推断出
🔑 板块三:【默写自测参考答案】
任务一答案(50分):
1. elect
2. legally; illegal; illegally
3. instant
4. approval; disapproval
5. steadily
6. temptation
7. suit
8. vary; variety
9. digest
10. dishearten
任务二答案(50分):
11. intimately ➔ intimate
12. politics ➔ political ➔ politician
13. evidence ➔ evident
14. memorable ➔ memory
15. conclusion ➔ conclude
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选择性必修二 Unit 1 词性变化同步练习题(原卷版)
建议用时:30分钟 | 满分:52.5分)
一、 真实语境单句词性填空(共15小题,每小题1.5分,满分22.5分)
请根据括号内给出的提示词及句子结构,填入最恰当的派生词形式。
1. The student council held an __________(elect)(考查动词转名词) yesterday to choose the new leader of the debate club.
2. It is strictly __________ (legal) to copy or distribute copyrighted educational materials without authorization.
3. Thanks to instant messaging apps, teenagers can receive news and feedback almost __________ (instant)(考查形容词转副词)。
4. The school board gave its full __________ (approve) to the proposed green campus research project.
5. By practicing speaking every day, Li Hua made __________(steadily)(考查副词转形容词)progress in his oral English fluency.
6. Facing sweet milk tea and fried snacks, many teenagers find it difficult to resist the __________ (tempt) of unhealthful food.
7. The teacher selected a video clip that was highly __________ (suit) for high school students to practice listening.
8. A wide __________ (vary) of extracurricular activities allows students to explore their personal interests.
9. Eating too quickly or under high stress can easily lead to stomach pain and poor __________ (digest).
10. Feeling deeply __________ (dishearten)(考查动词转分词形容词)after losing the speech contest, Leo received warm encouragement from his teacher.
11. Being __________ (intimate) connected with local culture helps foreign exchange students understand local customs better.
12. Many young people are increasingly interested in international __________ (political)(考查形容词转名词) and global environmental governance.
13. Scientific __________ (evident) shows that regular physical exercise significantly boosts cognitive performance.
14. Spending a week volunteering in the rural school was a deeply __________ (memory)(考查名词转形容词) experience for the high school freshmen.
15. After analyzing the experimental data carefully, the student team reached a logical __________ (conclude)(考查动词转名词)。
二、 高阶思维语篇语法填空(共10小题,每小题1.5分,满分15分)
阅读下面短文,在空白处填入1个适当的单词,或括号内单词的正确形式。
In recent years, the relationship between daily diet, gut health, and cognitive performance has attracted widespread attention. Scientists have gathered solid 16. __________ (evident) showing that what we eat directly influences our brain function. When food passes through the digestive tract, proper 17. __________ (digest) allows essential nutrients to be absorbed 18. __________ (steady) into the bloodstream.
However, modern teenagers are frequently 19. __________ (tempt) by fast food high in sugar and fat. Consuming such foods over a long period can 20. __________ (dishearten) the body's natural metabolic system, leading to energy crashes. In 21. __________ (conclude), experts strongly recommend maintaining a 22. __________ (vary)(考查动词转分词形容词) diet 23. __________ (suit) for growing adolescents. In 24. __________ (add)(考查动词转名词固定搭配), it is 25. __________ (evidence)(考查名词转形容词)that developing healthy eating habits from an early age forms the foundation of lifelong well-being.
三、 真实情境应用文任务表达(满分15分)
情境任务:
假定你是高二学生李华,你校英文社团即将在校园展示角举办“健康生活与科学膳食(Healthy Lifestyle and Science of Digestion)”主题科普宣讲与海报展。请你写一封电子邮件邀请外教 Mr. Jenkins 前来作指导点评。
写作要求:
1. 表达邀请并说明展出时间与地点(如本周五下午,学校图书馆二楼展览区);
2. 概述活动特色(展示学生制作的科学膳食海报、食物消化与大脑健康关系科普);
3. 文中必须恰当使用至少 3 个来自选择性必修二 Unit 1 的词性转换词汇(如:suitable/suit, varied/variety, evidence/evident, digestion/digest, approval/approve, memorable/memory, conclusion/conclude 等);
4. 词数 80 左右。
Dear Mr. Jenkins,
_________________________________________________________________________________
_________________________________________________________________________________
_________________________________________________________________________________
_________________________________________________________________________________
_________________________________________________________________________________
_________________________________________________________________________________
_________________________________________________________________________________
_________________________________________________________________________________
Yours sincerely,
Li Hua
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