专题12 中考核心知识点精讲讲练（12）（全国通用）2027年中考英语一轮复习

专题12 中考核心知识点精讲精练（12） 知识讲解 知识点一： keep 的用法 keep (v.) 过去式 _________ 过去分词 _________ (1) 意为 “______________” ① 保持……（状态） _____________________ 例：在图书馆我们应该保持安静。 _______________________ ② 一直在做某事（动作不停） ______________________ 例：他每天早上坚持跑步。 ________________________________ ③ 反复、继续做某事（有间断，坚持反复做） __________________________ 例：她不断尝试。 _____________________________ ④ 让某人一直做某事 _________________________ 例：别让我一直等。 _________________________ ⑤ 使某人 / 某物保持……（状态） ______________________ 例：我们应该保持教室干净。 ___________________________ (2) 意为 “ ________________” 把某物存放在…… _______________________- 例：把书放在你的书包里。 _________________ (3) ___________________（指小动物、宠物居多，不能养孩子） 例：我家里养了一只兔子。 ____________________ raise (v.) 培育、养育、养大（从小养大），可以是家畜、家禽，也可以养孩子。 例：他们在农场养羊。 _____________________ 知识点二：practice 的用法 1. practice (n.) 意为 “________”，__________名词。 做…… 的练习 ____________________ 例：我每天早上做英语练习。 __________________________________ 2. practice (n.) 意为 “ ____________”，_________名词。 例：这是个好习惯。 __________________________ 3. practice (v.) = practise 练习 练习做某事 ______________________ 例：她每天练习说英语。 _______________________________ 必背短语： 1. 把…… 付诸实践 _______________________ 例：我们应该把计划付诸实践。 ____________________________ 2. 实际上，在实践中 ______________ = _____________________ 例：这个计划听起来不错，但实际上很难实施。 ________________________________________ 3. 久不练习，生疏了 _________________________ 例：我以前拉小提琴，但现在生疏了。 _______________________________________________ 知识点三： more than 等相关词的用法 1. more than (1) ____________ = _____________ 例：我们班有 50 多个学生。 __________________________________ (2) ________________________ 例：他不仅仅是一名老师。 _______________________________ 2. no more than _________________（强调数量少） 例：他才十岁。 __________________________ 3. less than _______________________ 例：他有不到 20 本书。 _____________________________ 4. not more than ____________________ 例：他最多有 5 元。 ___________________________ 知识点四： spend 的不同用法 1 spend (v.)，过去式 ___________，过去分词 __________，意为 “____________” (1) 度过 例：我希望自己能度过一个开心的寒假。 _______________________________ (2) 花费 “时间” ① ______________________________ ② _________________________________ ③ _____________________________ 注：spend 的主语必须为 _______，take 的主语为 _________ 例：我每天写作业需要花费两小时。 ① __________________________________________ ② _________________________________________ ③ ___________________________________________ (3) 花费 “钱”（某人买某物） ① __________________________ ② ___________________________ ③ ____________________________ ④ ______________________________ ⑤ _________________________________ 注：① _________________________________ ② ________________________________________ ③ ______________________________________________ 例：我买这支钢笔花了 20 元。 ① _________________________________ ② __________________________________ ③ __________________________________ ④ __________________________________________ ⑤ ___________________________________________ 补充： 1 cost 过去式 __________，过去分词 _____________ 2 pay 过去式 ______________，过去分词 _____________ 3 buy 过去式 ____________，过去分词 _________________ 知识点五：important 的用法 1 important (adj.) 重要的 (1) 对某人来说做某事很重要。 ________________________________. 例：对我们来说学英语很重要。 _______________________________. (2) …… 对某人很重要 _______________________. 例：健康对每个人都很重要。 ____________________________ 2 importance (n.) 重要性 (1) …… 的重要性 _______________________________ 例：我们知道阅读的重要性。 ___________________________ (2) 十分重要 ① ____________________________ ② ______________________________ 例：这条规则十分重要。 ① ________________________________ ② ________________________________ 3 importantly (adv.) 重要的是，重要地 ：一般放在句首，后面加逗号，用来引出重点。 例：重要的是，我们必须注意安全。 _______________________________ 【巩固练习】 一、单项选择 1. This old man is ______ a doctor. He also gives us much life advice. A. less than B. more than C. no more than D. not more than 2. It’s important ______ teenagers ______ develop good reading habits. A. for; to B. to; for C. of; to D. for; for 3. Don’t keep me ______ for you outside for too long. It’s cold. A. wait B. waiting C. to wait D. waited 4. The beautiful scarf ______ my mother 160 yuan last weekend. A. spent B. paid C. cost D. took 5. You need plenty of ______ if you want to play the piano well. A. practice B. practising C. practise D. practices 6. There are ______ 40 students in our‑class; that means the number is over forty. A. less than B. no more than C. more than D. not more than 7. My cousin practices ______ English songs every Friday evening. A. sing B. singing C. to sing D. sings 8. We know ______ is important to learn teamwork skills. A. this B. that C. it D. one 9. He is ______ twelve years old. He is just twelve, don’t think he is older. A. less than B. more than C. no more than D. not more than 10. I ______ two hours on my English report yesterday afternoon. A. spent B. took C. cost D. paid 11. Please keep your classroom ______ every school day. A. clean B. cleaning C. to clean D. cleaned 12. ______, we should learn how to protect ourselves when danger comes. A. Important B. Importantly C. Importance D. More important 13. You can take ______ four magazines home. You cannot take five. A. less than B. more than C. no more than D. not more than 14. It ______ me 50 minutes to finish this difficult task last night. A. spent B. cost C. took D. paid 15. We should put our new ideas ______ practice in our daily life. A. into B. for C. on D. at 16. This rule is ______ great importance for all the students. A. in B. for C. of D. with 17. My uncle ______ some cute rabbits at home as his pets. A. keeps B. raises C. keeps on D. keeps doing 18. He used to play badminton well but now he is ______ of practice. A. out B. away C. off D. down 19. Health is important ______ every person around the world. A. for B. to C. at D. on 20. The farmers ______ many sheep on their big farm. A. keep B. raise C. keeps D. raising 21. Don’t spend too much time ______ computer games on weekends. A. play B. playing C. to play D. plays 22. The box has ______ 15 books inside, fewer than fifteen. A. less than B. more than C. no more than D. not more than 23. I ______ 80 yuan for the sports shoes I bought yesterday. A. spent B. cost C. paid D. bought 24. He keeps on ______ even when he meets lots of difficulties. A. try B. trying C. to try D. tries 25. This plan sounds wonderful but ______ practice it is hard to carry out. A. in B. on C. at D. for 26. You can keep your dictionary ______ your school‑bag. A. in B. for C. to D. with 27. My father ______ the new watch for 320 yuan last Sunday. A. spent B. paid C. bought D. cost 28. We should understand the ______ of reading more good books. A. important B. importantly C. importance D. importances 29. We should keep ______ in the library. A. quiet B. quietly C. to be quiet D. be quiet 30. He keeps ______ for one hour every morning to build up his body. A. run B. running C. to run D. ran 二、语法填空 1 It is important for us ________ (learn) to respect others. 2 He spends two hours ________ (do) his homework every weekday. 3 Don’t keep him ________ (stand) in the hot sun for long. 4 More ________ (many) than two hundred visitors came to the show yesterday. 5 She practices ________ (dance) for one and a half hours every day. 6 We all know the ________ (important) of keeping honest. 7 ________ (important), you must remember to lock the door before you leave. 8 I ________ (spend) 45 yuan buying this notebook the day before yesterday. 9 Keep on ________ (work) hard and you will make great progress. 10 This project is of great ________ (important) to our group. 11 The toy model ________ (cost) me 70 yuan last month. 12 Please keep our reading‑room ________ (tidy). 13 He is no ________ (many) than 11 years old. 14 I paid 120 yuan ________ this pair of sports shoes. 15 It took them three hours ________ (finish) the hard work. 16 My aunt ________ (keep) a little cat at home as her pet. 17 We should put our plans ________ practice. 18 They ________ (buy) a new house for lots of money two years ago. 19 Water is important ________ all living things on Earth. 20 He is out of ________ (practice), so he can’t play the guitar well now. 21 Don’t spend too much money ________ these useless toys. 22 There are not ________ (many) than six classrooms in this small building. 23 He keeps ________ (run) every evening after supper. 24 They ________ (raise) lots of chickens and ducks on their farm. 25 It’s a good ________ (practice) to wash hands before meals. 26 The distance is ________ (little) than ten kilometres. 27 You can keep your umbrella ________ the corner of the hallway. 28 She hopes ________ (spend) a wonderful summer holiday with her family. 29 The idea sounds good but ________ practice it is difficult. 30 Don’t keep the door ________ (open) when the temperature is low. 三、根据汉语提示完成句子 1. 对我们来说掌握这项技能很重要。 It’s ________ ________ us ________ master this skill. 2. 他不仅仅是一名工程师。 He is ________ ________ an engineer. 3. 不要让我一直等待你的回复。 Don’t ________ me ________ for your reply. 4. 我昨天花一小时练习弹吉他。 I ________ one hour ________ playing the guitar yesterday. 5. 重要的是，我们必须遵守学校的规章制度。 ________, we must follow the school rules. 6. 我们应该意识到保护环境的重要性。 We should realize ________ ________ ________ protecting the environment. 7. 这本书花了我 35 元。 The book ________ ________ 35‑yuan. 8. 实际上，完成这份任务比我们想象要难。 ________ ________, finishing this task is harder than we expected. 9. 这个男孩才八岁。 The boy is ________ ________ eight years old. 10. 你应当把学到的知识付诸实践。 You should ________ what you learn ________ practice. 学科网（北京）股份有限公司 $ 专题12 中考核心知识点精讲精练（12） 知识讲解 知识点一： keep 的用法 keep (v.) 过去式 kept 过去分词 kept (1) 意为 “保持，继续” ① 保持……（状态） keep + adj. 例：在图书馆我们应该保持安静。 We should keep quiet in the library. ② 一直在做某事（动作不停） keep doing sth. 例：他每天早上坚持跑步。 He keeps running every morning. ③ 反复、继续做某事（有间断，坚持反复做） keep on doing sth. 例：她不断尝试。 She keeps on trying. ④ 让某人一直做某事 keep sb doing sth. 例：别让我一直等。 Don’t keep me waiting. ⑤ 使某人 / 某物保持……（状态） keep sb/sth + adj. 例：我们应该保持教室干净。 We should keep the classroom clean. (2) 意为 “保留，存放” 把某物存放在…… keep sth + 某地 例：把书放在你的书包里。 keep the book in your bag. (3) 饲养、养活（指小动物、宠物居多，不能养孩子） 例：我家里养了一只兔子。 I keep a rabbit at home. raise (v.) 培育、养育、养大（从小养大），可以是家畜、家禽，也可以养孩子。 例：他们在农场养羊。 They raise sheep on the farm. 知识点二： practice 的用法 1. practice (n.) 意为 “练习”，不可数名词。 做…… 的练习 do practice in… 例：我每天早上做英语练习。 I do some practice in English every morning. 2. practice (n.) 意为 “惯例，做法”，可数名词。 例：这是个好习惯。 It’s a good practice. 3. practice (v.) = practise 练习 练习做某事 practice doing sth. 例：她每天练习说英语。 She practices speaking English every day. 必背短语： 1. 把…… 付诸实践 put --- into practice 例：我们应该把计划付诸实践。 We should put our plans into practice. 2. 实际上，在实践中 in practice = in fact 例：这个计划听起来不错，但实际上很难实施。 The plan sounds good, but in practice it is hard to carry out. 3. 久不练习，生疏了 out of practice 例：我以前拉小提琴，但现在生疏了。 I used to play the violin, but now I’m out of practice. 知识点三： more than 等相关词的用法 1. more than (1) 多于，超过 = over 例：我们班有 50 多个学生。 There are more than fifty students in our class. (2) 不仅仅，不只是 例：他不仅仅是一名老师。 He is more than a teacher. 2. no more than 仅仅，只是。（强调数量少） 例：他才十岁。 He is no more than ten years old. 3. less than 少于，不到 例：他有不到 20 本书。 He has less than twenty books. 4. not more than 至多，不超过 例：他最多有 5 元。 He has not more than five yuan. 知识点四： spend 的不同用法 1 spend (v.)，过去式 spent，过去分词 spent，意为 “花费；度过” (1) 度过 例：我希望自己能度过一个开心的寒假。 I hope that I can spend a happy winter holiday. (2) 花费 “时间” ① sb spend + 时间 (in) doing sth ② sb spend + 时间 on sth ③ It takes sb + 时间 to do sth 注：spend 的主语必须为 sb，take 的主语为 it 例：我每天写作业需要花费两小时。 ① I spend two hours (in) doing my homework every day. ② I spend two hours on my homework every day. ③ It takes me two hours to do my homework every day. (3) 花费 “钱”（某人买某物） ① sb spend + 钱 (in) doing sth ② sb spend + 钱 on sth ③ sb pay + 钱 for sth ④ sb buy sth for + 钱 ⑤ sth cost sb + 钱 注：① spend、pay、buy 的主语必须是 sb；cost 的主语为 sth ② pay 和 buy 都与介词 for 连用，但宾语完全相反。 ③ 只有 spend 既可以花时间也可以花时间。 例：我买这支钢笔花了 20 元。 ① I spent twenty yuan (in) buying the book. ② I spent twenty yuan on the book. ③ I paid twenty yuan for the book. ④ I bought the book for twenty yuan. ⑤ The book cost me twenty yuan. 补充： 1 cost 过去式 cost，过去分词 cost 2 pay 过去式 paid，过去分词 paid 3 buy 过去式 bought，过去分词 bought 知识点五： important 的用法 1 important (adj.) 重要的 (1) 对某人来说做某事很重要。 It's important for sb to do sth. 例：对我们来说学英语很重要。 It's important for us to learn English. (2) …… 对某人很重要 be important to sb. 例：健康对每个人都很重要。 Health is important to everyone. 2 importance (n.) 重要性 (1) …… 的重要性 the importance of … 例：我们知道阅读的重要性。 We know the importance of reading. (2) 十分重要 ① be of great importance ② be very important 例：这条规则十分重要。 ① The rule is very important. ② The rule is of great importance. 3 importantly (adv.) 重要的是，重要地 ：一般放在句首，后面加逗号，用来引出重点。 例：重要的是，我们必须注意安全。 Importantly, we must keep safe. 【巩固练习】 一、单项选择 1. This old man is ______ a doctor. He also gives us much life advice. A. less than B. more than C. no more than D. not more than 【答案】B 【解析】句意：这位老人不仅仅是一名医生，他还给我们很多人生建议。考点：more than 词义辨析。more than“不仅仅，不只是”；less than 少于；no more than 仅仅（强调数量少）；not more than 至多、不超过。根据后句 also 可知选 B。 2. It’s important ______ teenagers ______ develop good reading habits. A. for; to B. to; for C. of; to D. for; for 【答案】A 【解析】句意：对青少年来说养成良好的阅读习惯很重要。考点：固定句型 It’s important for sb. to do sth.“对某人来说做某事很重要”，it 作形式主语，真正主语为后面不定式。 3. Don’t keep me ______ for you outside for too long. It’s cold. A. wait B. waiting C. to wait D. waited 【答案】B 【解析】句意：别让我在外面一直等你，天很冷。考点：keep sb. doing sth.“让某人一直做某事”，此处用现在分词作宾语补足语。 4. The beautiful scarf ______ my mother 160 yuan last weekend. A. spent B. paid C. cost D. took 【答案】C 【解析】句意：这条漂亮围巾上周末花了我妈妈 160 元。考点：花费动词辨析。cost 主语必须是“物品”；spend、pay 主语是人；take 主语多用 it。本句主语 the beautiful scarf 是物，故选 cost。 5. You need plenty of ______ if you want to play the piano well. A. practice B. practising C. practise D. practices 【答案】A 【解析】句意：如果你想弹好钢琴，你需要大量练习。考点：practice 作不可数名词，意为 “练习”；plenty of 后接名词，practice 表 “练习” 为不可数。 6. There are ______ 40 students in our‑class; that means the number is over forty. A. less than B. no more than C. more than D. not more than 【答案】C 【解析】句意：我们班有四十多名学生，意思就是数量超过四十。考点：more than=over，“多于，超过”。 7. My cousin practices ______ English songs every Friday evening. A. sing B. singing C. to sing D. sings 【答案】B 【解析】句意：我的表妹每周周五晚上练习唱英文歌。考点：固定搭配 practice doing sth.“练习做某事”，practice 后接动名词，不接不定式。 8. We know ______ is important to learn teamwork skills. A. this B. that C. it D. one 【答案】C 【解析】句意：我们知道学习团队合作技巧很重要。考点：it 作形式宾语（宾语从句内部 it 作形式主语），真正主语是后面 to learn…。 9. He is ______ twelve years old. He is just twelve, don’t think he is older. A. less than B. more than C. no more than D. not more than 【答案】C 【解析】句意：他才十二岁，仅仅十二岁，不要以为他更大。考点：no more than“仅仅，只是”，侧重强调数量少。 10. I ______ two hours on my English report yesterday afternoon. A. spent B. took C. cost D. paid 【答案】A 【解析】句意：昨天下午我花两个小时写我的英语报告。考点：spend 用法：sb. spend + 时间 + on sth. 主语是人；take 主语常用 it；cost 主语为物；pay 搭配 pay…for。 11. Please keep your classroom ______ every school day. A. clean B. cleaning C. to clean D. cleaned 【答案】A 【解析】句意：每个上学日请保持教室干净。考点：keep sth.+ 形容词，“使某物保持某种状态”，形容词作宾语补足语。 12. ______, we should learn how to protect ourselves when danger comes. A. Important B. Importantly C. Importance D. More important 【答案】B 【解析】句意：重要的是，当危险来临我们要学会保护自己。考点：importantly 副词放句首，逗号隔开，用来引出重点；important 形容词；importance 名词。 13. You can take ______ four magazines home. You cannot take five. A. less than B. more than C. no more than D. not more than 【答案】D 【解析】句意：你最多可以带四本杂志回家，不能带五本。考点：not more than“至多，不超过”，客观说明上限。 14. It ______ me 50 minutes to finish this difficult task last night. A. spent B. cost C. took D. paid 【答案】C 【解析】句意：昨晚完成这份困难任务花费我 50 分钟。考点：固定句型 It takes sb.+ 时间 + to do sth.；过去式 took。 15. We should put our new ideas ______ practice in our daily life. A. into B. for C. on D. at 【答案】A 【解析】句意：我们应当在日常生活中将新想法付诸实践。考点：固定短语 put…into practice“把…… 付诸实践”。 16. This rule is ______ great importance for all the students. A. in B. for C. of D. with 【答案】C 【解析】句意：这条规则对于全体学生十分重要。考点：be of great importance = be very important，“十分重要”。 17. My uncle ______ some cute rabbits at home as his pets. A. keeps B. raises C. keeps on D. keeps doing 【答案】A 【解析】句意：我叔叔在家养一些可爱兔子当作宠物。考点：keep 饲养（多用于小动物、宠物，不能养孩子）；raise 多指养大，家畜、孩子均可。此处宠物选 keep。 18. He used to play badminton well but now he is ______ of practice. A. out B. away C. off D. down 【答案】A 【解析】句意：他以前羽毛球打得很好，但是现在生疏了。考点：固定短语 out of practice“久不练习，生疏”。 19. Health is important ______ every person around the world. A. for B. to C. at D. on 【答案】B 【解析】句意：健康对于世界上每一个人都很重要。考点：be important to sb.“…… 对某人而言很重要”。 20. The farmers ______ many sheep on their big farm. A. keep B. raise C. keeps D. raising 【答案】B 【解析】句意：农民们在大农场饲养许多绵羊。考点：raise 培育、养育，家畜家禽、孩子均可；主语 farmers 复数，谓语动词原形。 21. Don’t spend too much time ______ computer games on weekends. A. play B. playing C. to play D. plays 【答案】B 【解析】句意：周末不要花太多时间玩电脑游戏。考点：sb spend + 时间 +(in) doing sth，in 可省略，后接动名词。 22. The box has ______ 15 books inside, fewer than fifteen. A. less than B. more than C. no more than D. not more than 【答案】A 【解析】句意：盒子里面有不到 15 本书，比 15 本少。考点：less than“少于，不到”。 23. I ______ 80 yuan for the sports shoes I bought yesterday. A. spent B. cost C. paid D. bought 【答案】C 【解析】句意：我昨天买这双运动鞋付了 80 元。考点：pay money for sth “为某物付钱”，主语是人。 24. He keeps on ______ even when he meets lots of difficulties. A. try B. trying C. to try D. tries 【答案】B 【解析】句意：即使遇到很多困难，他还继续反复尝试。考点：keep on doing sth“反复、继续做某事，可以有间断，坚持反复做”，后接动名词。 25. This plan sounds wonderful but ______ practice it is hard to carry out. A. in B. on C. at D. for 【答案】A 【解析】句意：这个计划听着很棒，但实际上很难实施。考点：固定短语 in practice=in fact，“实际上，在实践中”。 26. You can keep your dictionary ______ your school‑bag. A. in B. for C. to D. with 【答案】A 【解析】句意：你可以把你的词典存放在书包里面。考点：keep sth + 地点，“把某物存放在某地”。 27. My father ______ the new watch for 320 yuan last Sunday. A. spent B. paid C. bought D. cost 【答案】C 【解析】句意：上周日我爸爸花 320 元买下这块新手表。考点：buy sth for money，“花多少钱买某物”，主语是人。 28. We should understand the ______ of reading more good books. A. important B. importantly C. importance D. importances 【答案】C 【解析】句意：我们应当明白多读好书的重要性。考点：the importance of …“…… 的重要性”；importance 为不可数名词，无复数。 29. We should keep ______ in the library. A. quiet B. quietly C. to be quiet D. be quiet 【答案】A 【解析】句意：我们在图书馆应当保持安静。考点：keep + 形容词，表示 “保持某种状态”。 30. He keeps ______ for one hour every morning to build up his body. A. run B. running C. to run D. ran 【答案】B 【解析】句意：为了强身健体，他每天早上持续跑步一小时。考点：keep doing sth“一直不停地做某事，动作不间断”，接动名词。 二、语法填空 1 It is important for us ________ (learn) to respect others. 【答案】to learn 【解析】句意：学会尊重他人对我们很重要。考点：It’s important for sb to do sth，it 形式主语，不定式作真正主语。 2 He spends two hours ________ (do) his homework every weekday. 【答案】doing 【解析】句意：每个工作日他花两小时写家庭作业。考点：spend time (in) doing sth，in 省略，后接动名词。 3 Don’t keep him ________ (stand) in the hot sun for long. 【答案】standing 【解析】句意：不要让他在烈日下长时间站着。考点：keep sb doing sth “让某人一直做某事”。 4 More ________ (many) than two hundred visitors came to the show yesterday. 【答案】more 【解析】句意：昨天有超过 200 名参观者来到这场展览。考点：more than=over“超过，多于”，many 比较级 more。 5 She practices ________ (dance) for one and a half hours every day. 【答案】dancing 【解析】句意：她每天练习一个半小时舞蹈。考点：practice doing sth “练习做某事”。 6 We all know the ________ (important) of keeping honest. 【答案】importance 【解析】句意：我们都知道保持诚实的重要性。考点：the importance of + 名词 / 动名词，important 名词形式 importance。 7 ________ (important), you must remember to lock the door before you leave. 【答案】Importantly 【解析】句意：重要的是，离开前你一定要记得锁门。考点：副词 importantly 置于句首修饰整个句子，首字母大写。 8 I ________ (spend) 45 yuan buying this notebook the day before yesterday. 【答案】spent 【解析】句意：前天我花 45 元买下这个笔记本。考点：时态一般过去时；spend 过去式 spent。 9 Keep on ________ (work) hard and you will make great progress. 【答案】working 【解析】句意：坚持努力，你就会取得巨大进步。考点：keep on doing sth 反复继续做某事。 10 This project is of great ________ (important) to our group. 【答案】importance 【解析】句意：这个项目对我们小组十分重要。考点：be of great importance=be very important。 11 The toy model ________ (cost) me 70 yuan last month. 【答案】cost 【解析】句意：上个月这个玩具模型花了我 70 元。考点：cost 过去式仍为 cost；主语为事物。 12 Please keep our reading‑room ________ (tidy). 【答案】tidy 【解析】句意：请保持我们阅览室整洁。考点：keep sth + 形容词，使某物保持某种状态。 13 He is no ________ (many) than 11 years old. 【答案】more 【解析】句意：他仅仅 11 岁。考点：固定搭配 no more than 仅仅，只是。 14 I paid 120 yuan ________ this pair of sports shoes. 【答案】for 【解析】句意：我为这双运动鞋付了 120 元。考点：pay money for sth “为某物付钱”。 15 It took them three hours ________ (finish) the hard work. 【答案】to finish 【解析】句意：完成这份艰难工作花掉他们三小时。考点：It takes sb + 时间 + to do sth。 16 My aunt ________ (keep) a little cat at home as her pet. 【答案】keeps 【解析】句意：我姑姑在家养一只小猫当宠物。考点：一般现在时，主语 my aunt 三单，keep 三单 keeps；keep 表示饲养小动物。 17 We should put our plans ________ practice. 【答案】into 【解析】句意：我们应当把我们计划付诸实践。考点：put…into practice 固定短语。 18 They ________ (buy) a new house for lots of money two years ago. 【答案】bought 【解析】句意：两年前他们花一大笔钱买了一套新房子。考点：一般过去时，buy 过去式 bought。 19 Water is important ________ all living things on Earth. 【答案】to 【解析】句意：水对于地球上所有生物都很重要。考点：be important to sb/sth 对…… 很重要。 20 He is out of ________ (practice), so he can’t play the guitar well now. 【答案】practice 【解析】句意：他久不练习，所以现在吉他弹不好。考点：out of practice“生疏，久不练习”。 21 Don’t spend too much money ________ these useless toys. 【答案】on 【解析】句意：不要在这些没用玩具上面花太多钱。考点：spend money on sth “在某物上花钱”。 22 There are not ________ (many) than six classrooms in this small building. 【答案】more 【解析】句意：这座小楼里面至多六间教室。考点：not more than 至多，不超过。 23 He keeps ________ (run) every evening after supper. 【答案】running 【解析】句意：每天晚饭后他坚持跑步。考点：keep doing sth，动作持续不停。 24 They ________ (raise) lots of chickens and ducks on their farm. 【答案】raise 【解析】句意：他们农场饲养很多鸡鸭。考点：raise 养育（家禽家畜），主语 they 复数，一般现在时用原形。 25 It’s a good ________ (practice) to wash hands before meals. 【答案】practice 【解析】句意：饭前洗手是个好习惯。考点：practice 可数名词，意为 “惯例，做法”。 26 The distance is ________ (little) than ten kilometres. 【答案】less 【解析】句意：这段距离不到十公里。考点：less than 少于，little 比较级 less。 27 You can keep your umbrella ________ the corner of the hallway. 【答案】in 【解析】句意：你可以把雨伞存放在走廊角落。考点：keep sth + 地点；in the corner of 在…… 角落。 28 She hopes ________ (spend) a wonderful summer holiday with her family. 【答案】to spend 【解析】句意：她希望和家人度过一个美好的暑假。考点：hope to do sth；spend 此处意为 “度过”。 29 The idea sounds good but ________ practice it is difficult. 【答案】in 【解析】句意：这个主意听着不错，但实际上很难。考点：in practice 实际上。 30 Don’t keep the door ________ (open) when the temperature is low. 【答案】open 【解析】句意：气温低的时候不要让门一直开着。考点：keep sth + 形容词；open 形容词 “开着的”。 三、根据汉语提示完成句子 1. 对我们来说掌握这项技能很重要。 It’s ________ ________ us ________ master this skill. 【答案】important for; to 【解析】句意：对我们来说掌握这项技能很重要。考点：It’s important for sb. to do sth. 对某人来说做某事很重要。 2. 他不仅仅是一名工程师。 He is ________ ________ an engineer. 【答案】more than 【解析】句意：他不仅仅是一名工程师。考点：more than 不仅仅，不只是。 3. 不要让我一直等待你的回复。 Don’t ________ me ________ for your reply. 【答案】keep; waiting 【解析】句意：不要让我一直等待你的回复。考点：keep sb doing sth 让某人一直做某事。 4. 我昨天花一小时练习弹吉他。 I ________ one hour ________ playing the guitar yesterday. 【答案】spent; (in) 【解析】句意：我昨天花一小时练习弹吉他。考点：spend time (in) doing sth；一般过去时 spent。 5. 重要的是，我们必须遵守学校的规章制度。 ________, we must follow the school rules. 【答案】Importantly 【解析】句意：重要的是，我们必须遵守学校的规章制度。考点：副词 importantly 放句首引出重点。 6. 我们应该意识到保护环境的重要性。 We should realize ________ ________ ________ protecting the environment. 【答案】the importance of 【解析】句意：我们应该意识到保护环境的重要性。考点：the importance of …… 的重要性。 7. 这本书花了我 35 元。 The book ________ ________ 35‑yuan. 【答案】cost me 【解析】句意：这本书花了我 35 元。考点：sth cost sb money，物作主语。 8. 实际上，完成这份任务比我们想象要难。 ________ ________, finishing this task is harder than we expected. 【答案】In practice 【解析】句意：实际上，完成这份任务比我们想象要难。考点：in practice=in fact 实际上。 9. 这个男孩才八岁。 The boy is ________ ________ eight years old. 【答案】no more than 【解析】句意：这个男孩才八岁。考点：no more than 仅仅、才（强调数量少）。 10. 你应当把学到的知识付诸实践。 You should ________ what you learn ________ practice. 【答案】put; into 【解析】句意：你应当把学到的知识付诸实践。考点：put…into practice 把…… 付诸实践。 学科网（北京）股份有限公司 $