Unit 2 Keep Safe（易错题专项训练·基础知识）英语北京版四年级下册（新教材）

Unit 2 Keep Safe 专题01 基础知识·易错题专项训练 · 内容导航 · 1.字母组合ch, tch的发音 2.祈使句的否定形式 3.It’s + 形容词 + to do”句型 4.交通/安全标识的英文表达 高频易错点、易错点提示、小练笔、答题点拨 易错精讲 字母组合ch, tch的发音高频易错点01 Take the children, Go to the beach. Catch some fish, Have a big lunch. Nice chicken, sweet peaches, Don’t eat too much. Sit on the chair, Let’s enjoy March! 易错点提示  ch：通常发/tʃ/音，是浊辅音。例如“teacher”（老师）读作/tiːtʃə(r)/。在某些单词中，ch会发其他音/k/, 例如“school(学校)，读作/skuːl/”  tch：通常发/tʃ/音, 字母t不发音。例如“watch(手表)读作/wɒtʃ/” 小练笔 01 一、判断画线部分读音是否相同，相同写T，不相同写F。 ( )1. children / lunch ( )2. beach / catch ( )3. chicken / peaches ( )4. much / chair ( )5. March / catch 二、判断句子中画线部分的发音是(T)否(F)相同。 ( ) 6. Take the children to the beach. ( ) 7. We catch some fish and eat chicken. ( ) 8. Don’t eat too much on the chair. ( ) 9.The peaches are sweet, and the watch is new. ( ) 10. We enjoy March and have lunch on the beach. 祈使句的否定形式（Please don’t + 动词原形）高频易错点02 易错点提示 祈使句否定形式需用“Please don’t + 动词原形”，易误加“be”或用动词三单形式。 经典例题 Please don’t (throw)things out of the window. （用所给单词的适当形式填空） 点拨 答案：throw 【解析】句意：请不要往窗户外面扔东西。根据 please don’t 可知本题考查祈使句的否定形式，Please don’t + 动词原形，故答案为 throw。 小练笔 02 一、根据提示，补全否定祈使句。 1. Please don’t ______ (run) down the stairs. 2. Please don’t ______ (stand) on the chair. 3. Please don’t ______ (throw) things out of the window. 4. Please don’t ______ (push) in the crowd. 5. Please don’t ______ (skate) on thin ice. 二、选择正确的否定祈使句。 ( )6. ______ play football in the street. A. Please doesn’t B. Please don’t C. Please not ( )7. ______ jump from the desk. It’s dangerous. A. Please don’t B. Please don’t to C. Please not to ( )8. ______ talk loudly in the cinema. A. Please not talk B. Please don’t talking C. Please don’t ( )9. ______ push others in the crowd. A. Please don’t B. Please doesn’t C. Please not ( )10. ______ run fast on the stairs. A. Please don’t B. Please don’t runs C. Please not runs “It’s + 形容词 + to do”句型高频易错点03 It’s dangerous to skate on thin ice.(P19) 易错点提示 该句型中“to”后接动词原形，易误接动名词或动词三单形式。 例句：It’s dangerous to ride bikes fast in the street.在街道上高速骑行存在安全隐患。 经典例题 It’s dangerous (skate) on thin ice.(用所给单词的适当形式填空) 点拨 答案：to skate 【解析】句意：在薄冰上滑冰是危险的。本题考“It’s + 形容词 + to do”句型 。故答案为to skate。 小练笔 03 一、用所给单词的适当形式补全句子。 1. It’s dangerous ______ (swim) in the lake. 2. It’s not safe ______ (stand) on the chair. 3. It’s important ______ (stop) at the red light. 4. It’s dangerous ______ (ride) bikes fast in the street. 5. It’s safe ______ (walk) slowly on the stairs. 二、选择正确的选项。 ( )1. It’s dangerous ______ in the river. A. swim B. to swim C. swimming ( )2. It’s not safe ______ on the desk. A. to stand B. stand C. standing ( )3. It’s important ______ at the red light. A. stop B. to stop C. stopping ( )4. It’s dangerous ______ fast on the stairs. A. run B. to run C. running ( )5. It’s safe ______ slowly in the crowd. A. walk B. walking C. to walk 交通/安全标识的英文表达高频易错点04 No swimming.(P19) 易错点提示  标识类短语常用“No + 动名词”，易误接动词原形。。  例句：No eating or drinking.(禁止饮食。) 小练笔 04 一、根据提示补全标识短语。 1. No______ (skate) . 2. No______ (swim) . 3. No______ (push) . 4. No______ (park) . 5. No______ (photo) . 二、选择正确的标识短语。 ( )6. 禁止奔跑：______ A. No run B. No running C. Not run ( )7. 禁止饮食：______ A. No eating or drinking B. No eat or drink C. Not eat or drink ( )8. 禁止停车：______ A. No park B. No parking C. Not park ( )9. 禁止拍照：______ A. No photo B. No photos C. Not photo ( )10. 禁止推搡：______ A. No push B. Not push C. No pushing 综合训练 一、根据图片和字母提示，写单词，补全句子。 第1题图 第2题图 第3题图 第4题图 第5题图 1. Please don’t t______ things out of the window. 2. Don’t r______ down the stairs. Walk slowly. 3. It’s dangerous to s______ on thin ice. 4. No p______ in the crowd. 5. Stop at the r______ light. 二、选择与图片对应的词组。 A. Run down the stairs B. No eating or drinking C. No pushing D. Don’t stop at the red light E. Skate on thin ice ( ) 1． ( ) 2． ( ) 3． ( ) 4． ( ) 5． 三、单项选择。 ( )1. Please ______ stand on the chair. It’s not safe. A. don’t B. doesn’t C. not ( )2. It’s dangerous ______ fast in the street. A. ride B. to ride C. riding ( )3. ______ pushing in the crowd. A. No B. Not C. Don’t ( )4. We should ______ at the red light. A. stop B. to stop C. stopping ( )5. ______ walk slowly and keep to the right. A. Please not B. Please to C. Please 四、用所给单词的适当形式填空。 1. Please don’t ______ (push) others in the crowd. 2. It’s dangerous ______ (skate) on thin ice. 3. ______ (stop) at the red light. 4. No ______ (eat) or drinking in the subway. 5. Let’s ______ (walk) slowly on the stairs. 五、选择合适的句子补全对话，将序号填在横线上。 A. It’s March. It’s getting warm. B. I won’t skate here. C. I’m afraid not. D. No skating. E. It’s dangerous to skate on thin ice. Baobao: Mum, can I skate here? Mum: 1. ______ It’s not safe. Baobao: Why? Mum: 2. ______ The ice is too thin. Baobao: 3. ______ Mum: Look! The sign says 4. ______ Baobao: Oh, I see. 5. ______ Mum: Good boy. 六、阅读短文，完成思维导图。 The little monkey rides his bike fast in the street. He doesn’t stop at the red light. He runs into a taxi and falls off. An uncle tells him: “Stop at the red light. Don’t ride fast.” The monkey says: “I won’t do that again.” 1. 2. 3. 4. 5. 七、阅读图表并选择正确答案。 Safety Rules Safety rules are important in different places. They help us stay safe and have a good time. Let's look at the safety rules for some common places. 场所 安全规则 学校 Don’t stand on chairs. 公园 No skating on thin ice. 电影院 No talking. 街道 Stop at the red light. 地铁 No eating or drinking. ( )1. What’s the rule at school? A. No skating. B. Don’t stand on chairs. C. No talking. ( )2. What’s the rule in the cinema? A. No talking. B. Stop at the red light. C. No eating. ( )3. What’s the rule in the subway? A. No skating. B. No eating or drinking. C. Don’t stand on chairs. ( )4. What’s the rule in the park? A. No skating on thin ice. B. Stop at the red light. C. No talking. ( )5. What’s the rule on the street? A. No eating. B. Stop at the red light. C. No skating. 参考答案 小练笔 01 1．T 2．T 3．T 4．T 5．T 6．T 7．T 8．T 9．T 10．T 小练笔 02 1. run 2. stand 3. throw 4. push 5. skate 6．B 7．A 8．C 9．A 10．A 小练笔 03 1. to swim 2. to stand 3. to stop 4. to ride 5. to walk 6．B 7. B 8. B 9. B 10. A 小练笔 04 1. skate 2. swim 3. push 4. park 5. photo 6. B 7. A 8. B 9. B 10. C 综合训练 一、根据图片和字母提示，写单词，补全句子。 1. throw 2. run 3. skate 4. pushing 5. red 二、选择与图片对应的词组。 1．D 2．B 3．A 4．E 5．C 三、单项选择。 1．A 2．B 3．A 4．A 5．C 四、用所给单词的适当形式填空。 1. push 2. to skate 3. Stop 4. eating 5. walk 五、选择合适的句子补全对话，将序号填在横线上。有两个多余选项。 1．C 2．A 3．E 4．D 5．B 六、阅读短文，完成思维导图。 1. Rides his bike fast in the street. 2. Doesn’t stop at the red light. 3. Runs into a taxi and falls off. 4. Stop at the red light. Don’t ride fast. 5. Won’t do that again. 七、阅读图表并选择正确答案。 1．B 2．A 3．B 4．A 5．B 第 1 页 共 18 页 学科网（北京）股份有限公司 $