Unit 5 Green neighbourhood语法精练 (原卷版+解析版)2024-2025学年沪教版五四制(2024)六年级下册英语

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Unit 5 Green neighbourhood语法精练 (原卷版+解析版)2024-2025学年沪教版五四制(2024)六年级下册英语

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Unit 5 Green neighbourhood 语法精练(含解析)
——情态动词专题(can/could/may/should/must)
一、单项选择(每题 1 分,共 20 分)
从 A、B、C、D 四个选项中选出最佳答案。
1. —______ you ride a bicycle We need someone for the cycling club.
—Yes, I can.
A. Can B. Could C. May D. Must
2. You ______ litter in the park. It’s everyone’s duty to keep it clean.
A. can’t B. mustn’t C. shouldn’t D. may not
3. —______ I borrow your umbrella It’s raining outside.
—Certainly. Here you are.
A. Must B. May C. Should D. Need
4. When she was five, she ______ draw very well, but now she’s even better.
A. can’t B. couldn’t C. mustn’t D. shouldn’t
5. We ______ turn off the tap after washing hands. It’s a simple way to save water.
A. can B. may C. should D. could
6. The traffic light is red. We ______ cross the road now.
A. can B. may C. must D. mustn’t
7. —______ you help me plant these trees They’re too heavy.
—Of course! Let’s do it together.
A. Can B. Must C. Should D. Need
8. You ______ park in the green area. It’s for emergency vehicles only.
A. can B. must C. mustn’t D. could
9. He ______ speak English when he studied in the UK, but now he’s a bit rusty.
A. can B. could C. may D. must
10. —______ I leave the classroom before the bell rings
—No, you must wait for the teacher’s permission.
A. Can B. May C. Must D. Should
11. We ______ protect wildlife to keep the ecosystem balanced.
A. can B. must C. may D. could
12. The man ______ be a volunteer. He’s always helping with community clean-ups.
A. can B. may C. must D. should
13. —______ we start the recycling project next week
—Yes, let’s make a plan first.
A. Can B. May C. Shall D. Must
14. You ______ wear a mask in crowded places. It’s a good health habit.
A. can B. may C. must D. could
15. We ______ reduce waste by using reusable bags.
A. can B. should C. may D. could
16. —______ I take this book back to my dormitory
—No, you can’t. All books must stay in the library.
A. Can B. May C. Must D. Should
17. Students ______ follow the lab rules when doing experiments.
A. can B. must C. may D. could
18. —______ you play the piano I hear there’s a talent show next month.
—A little, but I’ll practice more.
A. Can B. Could C. May D. Must
19. Drivers ______ stop at red lights. It’s the law.
A. can B. must C. may D. could
20. —______ I have a look at your new plant seeds They look interesting.
—Sure, here you go.
A. Can B. May C. Must D. Should
二、句型转换(每题 2 分,共 10 分)
按要求完成句子。
1. She can sing and dance.(改为一般疑问句)
______ ______ sing and dance
2. We should separate waste into different bins.(改为否定句)
We ______ ______ waste into different bins.
3. He must be in the garden.(改为一般疑问句并作否定回答)
______he______in the garden
No,______ ______.
4. They may visit the recycling centre next week.(对划线部分提问)
______ ______ they ______ next week
5. I could use old clothes to make bags last year.(改为一般疑问句并作肯定回答)
—______ ______ use old clothes to make bags last year
—Yes, ______ ______.
三、根据汉语意思完成句子(每题 2 分,共 10 分)
根据中文提示补全句子,每空一词。
1. 你能教我如何回收塑料瓶吗?
______ you ______ me how to recycle plastic bottles
2. 我们必须节约用电,离开房间时关灯。
We ______ save electricity and ______ ______ the lights when leaving the room.
3. 我可以参加社区的植树活动吗?
______ I ______ in the community tree-planting activity
4. 他肯定在整理花园,因为他每天都做这件事。
He ______ ______ tidying the garden. He does it every day.
5. 你不应该在草坪上行走,这会伤害小草。
You ______ walk on the grass. It will harm the plants.一、单项选择(每题 1 分,共 20 分)
1. 答案:A
解析:询问现在的能力用 can,回答为“Yes, I can”,符合语境。
2. 答案:B
解析:mustn’t 表示“禁止”,语气最强,用于规则禁止的行为(如公园禁止乱扔垃圾)。
3. 答案:B
解析:礼貌请求许可用 may,意为“我可以借你的伞吗?”,回答用“Certainly”表示同
意。
4. 答案:B
解析:表示过去的能力(五岁时不会画画)用 couldn’t(can 的过去式否定)。
5. 答案:C
解析:提出建议(洗手后应该关水龙头)用 should,强调责任和合理做法。
6. 答案:D
解析:交通规则中“红灯时禁止过马路”用 mustn’t,表示强制性禁止。
7. 答案:A
解析:口语中请求帮助用 can,语气直接,符合“帮忙搬树”的语境。
8. 答案:C
解析:紧急区域“禁止停车”用 mustn’t,对应标志含义。
9. 答案:B
解析:过去在英国时的能力用 could(can 的过去式),与“现在有点生疏”对比。
10. 答案:B
解析:礼貌询问离开教室的许可用 may,回答用“must”强调必须遵守规则。
11. 答案:B
解析:保护野生动物是“必须”的义务用 must,强调生态平衡的重要性。
12. 答案:C
解析:肯定推测(根据日常行为判断)用 must,意为“他肯定是志愿者”。
13. 答案:C
解析:提出建议或计划用 shall(用于第一人称 we),意为“我们下周开始吗?”
14. 答案:C
解析:健康习惯中“必须”戴口罩用 must,强调必要性。
15. 答案:B
解析:建议“应该”减少浪费用 should,与环保措施匹配。
16. 答案:A
解析:口语中请求许可可用 can,回答用“can’t”表示禁止,图书馆规则场景。
17. 答案:B
解析:实验室规则中“必须”遵守用 must,强调安全要求。
18. 答案:A
解析:询问现在的能力(弹钢琴)用 can,与才艺表演语境相符。
19. 答案:B
解析:法律规定“必须”停车用 must,对应交通法规。
20. 答案:B
解析:礼貌请求(看种子)用 may,语气更正式,回答用“Sure”表示允许。
二、句型转换(每题 2 分,共 10 分)
1. 答案:Can she
解析:含情态动词 can 的陈述句变一般疑问句,将 can 提前,主语 she 紧跟其后。
2. 答案:shouldn’t separate
解析:should 的否定式为 shouldn’t,后接动词原形 separate。
3. 答案:Must; be; he mustn’t
解析:must 的一般疑问句将 must 提前,否定回答用“No, 主语+mustn’t”。
4. 答案:What may; do
解析:对动作“visit the recycling centre”提问用 what,后接一般疑问句 may they do。
5. 答案:Could you; I could
解析:could 的一般疑问句将 could 提前,肯定回答用“Yes, 主语+could”。
三、根据汉语意思完成句子(每题 2 分,共 10 分)
1. 答案:Can; teach
解析:请求帮助用“Can you teach me...”,后接疑问词+不定式结构。
2. 答案:must; turn off
解析:“必须”用 must,“关灯”为 turn off the lights,与 save 并列。
3. 答案:May; join
解析:礼貌请求参加活动用“May I join...”,join in 表示“参与”。
4. 答案:must be
解析:肯定推测“肯定在做某事”用 must be+现在分词(tidying)。
5. 答案:shouldn’t
解析:“不应该”用 shouldn’t,后接动词原形 walk,强调建议而非禁止。

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