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寒假预习:专题12 Unit 6 From farm to table语法讲义+知识演练
2025-2026学年四年级下册英语(人教版)
Unit 6 核心语法讲义
语法点1:Let’s do sth. (祈使句)—— 提议一起做某事
1. 语法结构:Let’s + 动词原形(do)+ 其他
2. 用法:用于主动提议和别人一起做某事,语气亲切,“Let’s”是“Let us”的缩写,意为“让我们”。
3. 课本原句:① Let’s feed the chickens.(让我们一起喂鸡吧。)
② Let’s pick the tomatoes.(让我们一起摘西红柿吧。)
语法点2:Can you please...? (礼貌请求句式)—— 礼貌地请求别人做某事
1. 语法结构:Can you please + 动词原形(do)+ 其他?
2. 用法:比“Can you...?”更礼貌,用于请求别人帮忙做某事,常用回答:Sure. / Of course. / Here you are.(肯定);Sorry, I can’t.(否定)。
3. 课本原句:Can you please pass me the vegetables?(能否请你把蔬菜递给我?)
语法点3:Would you like...? (询问需求句式)—— 询问别人是否需要/想要某物
1. 语法结构:Would you like + 名词/代词 + ?
2. 用法:语气委婉,用于询问别人的需求,否定回答固定为“No, thank you.”,肯定回答为“Yes, please.”。
3. 课本原句:① Would you like a knife and fork?(你需要一副刀叉吗?)
② No, thank you, Mr Wang. I can use chopsticks.(不用,谢谢您,王先生。我会用筷子。)
语法点4:Don’t do sth. (否定祈使句)—— 提醒/劝告别人不要做某事
1. 语法结构:Don’t + 动词原形(do)+ 其他
2. 用法:用于提醒、劝告别人不要做某事,“Don’t”是“Do not”的缩写,意为“不要、别”。
3. 课本原句:Don’t waste food, please.(请不要浪费食物。)
语法点5:一般现在时(描述经常性/习惯性活动)—— 描述农民的日常农场活动
1. 语法结构:主语(复数,如Farmers)+ 动词原形(do)+ 其他
2. 用法:本单元用于描述农民们经常在农场做的事情,主语是复数(Farmers),后面的动词用原形,不用变形。
3. 课本原句:① Farmers plant potatoes.(农民们种土豆。)
② Farmers milk cows.(农民们挤牛奶。)
知识演练
一、单项选择
( )1. —______ feed the pigs. —Great! Let’s go.
A. Let’s B. Can you C. Would you
( )2. Can you please ______ me the bowl? I need it.
A. passes B. pass C. passing
( )3. —Would you like ______ fork? —No, thank you.
A. a B. an C. the
( )4. ______ waste food. It’s not good for us.
A. Don’t B. Do C. Can’t
( )5. Farmers ______ carrots on the farm every year.
A. plants B. plant C. planting
( )6. —Can you please pass me the chopsticks? —______.
A. No, thank you B. Sure. Here you are C. Don’t worry
( )7. —Let’s ______ the tomatoes. They’re red. —OK!
A. pick B. picks C. picking
( )8. —Would you like a knife and fork? —______.
A. Yes, I do B. No, thank you C. Sure
( )9. ______ run on the farm. It’s not safe.
A. Don’t B. Do C. Let’s
( )10. —What do farmers do? —They ______ cows every morning.
A. milks B. milk C. milking
二、句型转换
1. Let’s feed the chickens. (改为否定句)
→ Let’s ______ ______ the chickens.
2. Can you please pass me the spoon? (改为同义句)
→ Can you please pass the spoon ______ ______?
3. Would you like a bowl? (作否定回答)
→ ______, ______ ______.
4. Don’t waste food. (改为肯定句)
→ ______ food.
5. Farmers plant potatoes. (改为一般疑问句)
→ ______ farmers ______ potatoes?
6. Let’s pick the tomatoes. (改为一般疑问句)
→ ______ we pick the tomatoes?
7. Can you please pass me the vegetables? (作肯定回答)
→ ______. ______ ______ ______.
8. Would you like a knife and fork? (作肯定回答)
→ ______, _________.
9. Farmers milk cows. (改为否定句)
→ Farmers ______ ______ cows.
10. Let’s water the carrots. (改为同义句)
→ Let us ______ ______ ______.
三、连词成句
1. let’s, the, feed, chickens (.)
__________________________________________
2. pass, can, the, you, please, me, fork (?)
__________________________________________
3. like, would, you, a, bowl (?)
__________________________________________
4. farmers, milk, cows, the (.)
__________________________________________
5. don’t, food, we, waste (.)
__________________________________________
四、选词填空
let’s, pass, don’t, plant, would
1. ______ feed the chickens. They are hungry.
2. Can you please ______ me the vegetables? Sure.
3. ______ you like a knife and fork? No, thank you.
4. Farmers ______ potatoes on the farm every spring.
5. ______ waste food. It’s hard for farmers to grow it.
五、情景对话
A. pass me the bowl B. Let’s C. Would you like
D. Don’t E. I can
A: Let’s go to the farm! We can help the farmers. 1. ______
B: Great! Let’s pick the tomatoes first.
A: OK. Can you please 2. ______? I need it to pick tomatoes.
B: Sure. Here you are. Now, let’s go home to cook.
A: Dinner is ready! 3. ______ a knife and fork?
B: No, thank you. 4. ______ use chopsticks.
A: Wow! The food is delicious. 5. ______ waste it!
B: I won’t! Thank you.
六、判断对错
(对的打“√”,无需改正;错的打“×”,并改正错误)
1. Let’s feeds the chickens. ( ) 改正:________________________
2. Can you please passes me the spoon? ( ) 改正:______________________
3. Would you like a chopsticks? ( ) 改正:________________________
4. Farmers plant potatoes. ( ) 改正:________________________
5. Don’t wastes food. ( ) 改正:________________________
答案
一、单项选择
1. A 2. B 3. A 4. A 5. B 6. B 7. A 8. B 9. A 10. B
二、句型转换
1. not feed 2. to me 3. No, thank you 4. Waste 5. Do; plant
6. Can 7. Sure; Here you are 8. Yes, please 9. don’t milk 10. water the carrots
三、连词成句
1. Let’s feed the chickens.
2. Can you please pass me the fork?
3. Would you like a bowl?
4. Farmers milk the cows.
5. We don’t waste food.
四、选词填空
1. Let’s 2. pass 3. Would 4. plant 5. Don’t
五、情景对话
1. B 2. A 3. C 4. E 5. D
六、判断对错
1. × 改正:Let’s feed the chickens.
2. × 改正:Can you please pass me the spoon?
3. × 改正:Would you like chopsticks?
4. √ 无需改正
5. × 改正:Don’t waste food.
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