Unit 5 Looking into nature 宾语从句（1） (语法讲解+分层精练）-2025-2026学年外研版八年级英语下册

Unit 5 Looking into nature （宾语从句Ⅰ） （语法讲解+分层精练） 目 录 一、语法讲解 1 （一）宾语从句概述 1 （二）that引导的宾语从句 1 （三）whether/if引导的宾语从句 2 （四）宾语从句三要素 2 二、30道中考题型练习题 3 （一）单项选择（20题） 3 （二）按要求完成句子（10题） 4 一、语法讲解 （一）宾语从句概述 宾语从句：在主从复合句中充当宾语的句子叫做宾语从句 它可以放在及物动词、介词或某些形容词之后 例句：I think (that) he is right.（我认为他是对的 ） （二）that引导的宾语从句 项目 说明 例句 引导词 that无实际意义，不充当成分，口语/非正式文体中可省略 He said (that) he would come. 适用动词 believe, expect, hope, know, say, tell, think, wish等 I hope (that) you will succeed. 形容词后 glad, happy, sorry, sure, afraid等形容词后 I'm sorry (that) I'm late. that不能省略的情况 ： 1. 主从句之间有插入语：It says, on the card, that it is made in China. 2. 从句中含有主从复合句：I'm afraid that if you lose it, you must pay for it. 3. 两个并列的that从句（第二个that不可省）：He said (that) the film was great and that he enjoyed it. （三）whether/if引导的宾语从句 项目 说明 例句 含义 意为“是否”，表达不确定概念 I wonder if he will come. 常用动词 ask, wonder, know, find out, not sure等后 I don't know whether it will rain. 只能用whether，不能用if的五种情况 ： 情况 例句 与or not直接连用 I'm not sure whether or not he is right. 作介词宾语 It depends on whether it will rain. 后接不定式 I can't decide whether to go. 从句置于句首 Whether it is true or not, I don't know. 引导主语/表语从句 The question is whether he will come. （四）宾语从句三要素 1. 语序：陈述句语序 无论主句是陈述句还是疑问句，从句都必须使用陈述句语序，即“引导词 + 主语 + 谓语 + 其他” 错误：Can you tell me where is the station? 正确：Can you tell me where the station is? 注意：当疑问词在从句中作主语时，语序不变 ： · I don't know what is wrong with him.（what作主语） · Can you tell me who is over there?（who作主语） 2. 时态呼应 主句时态 从句时态 例句 一般现在时 根据实际情况用任何时态 He says he will come tomorrow. 一般过去时 用相应的过去时态 He said he was a student. 客观真理/事实 永远用一般现在时 The teacher said the earth goes around the sun. 二、30道中考题型练习题 （一）单项选择（20题） 1. I hope ______ you can come to my birthday party. A. if B. whether C. that D. what 2. — I wonder ______ he will come tomorrow. — If it doesn't rain, he will. A. that B. whether C. what D. when 3. The teacher told us ______ the sun rises in the east. A. if B. whether C. that D. what 4. I don't know ______ or not he will agree with us. A. if B. whether C. that D. when 5. Could you tell me ______ the nearest hospital is? A. what B. how C. where D. that 6. She asked me ______ I had finished my homework. A. that B. if C. what D. which 7. I'm not sure ______ he will be back in an hour. A. that B. if C. what D. which 8. The problem is ______ we can get there on time. A. that B. whether C. what D. when 9. He said ______ he would wait for us at the school gate. A. that B. if C. whether D. what 10. — Do you know ______ he was late this morning? — Because he missed the bus. A. when B. where C. why D. how 11. I think ______ necessary for us to learn English well. A. that B. it C. this D. what 12. Can you tell me ______ with the old books? A. what to do B. how to do C. what should we do D. how should we do 13. — Could you please tell me ______? — At 8:00 pm. A. when the train leaves B. when does the train leave C. when the train left D. when did the train leave 14. I don't know ______ he still lives here or not. A. if B. whether C. that D. when 15. The teacher asked the students ______ they had any questions. A. that B. if C. what D. which 16. I wonder ______ you can help me with my English. A. that B. if C. what D. which 17. — Do you remember ______ we met for the first time? — In the library. A. when B. where C. why D. how 18. It depends on ______ it will be fine tomorrow. A. if B. whether C. that D. what 19. I'm glad ______ you have passed the exam. A. if B. whether C. that D. when 20. He asked me ______ I would go to the cinema with him. A. that B. whether C. what D. which （二）按要求完成句子（10题） 1. He will come back in two days.（改为宾语从句，主句为He said） He said ______ he ______ back in two days. 2. "Are you a student?" she asked me.（合并为宾语从句） She asked me ______ I ______ a student. 3. Does he live here? I don't know.（合并为宾语从句） I don't know ______ he ______ here. 4. Where is the post office? Can you tell me?（合并为宾语从句） Can you tell me ______ the post office ______? 5. The earth goes around the sun. The teacher told us.（合并为宾语从句） The teacher told us ______ the earth ______ around the sun. 6. I don't know. Will it rain tomorrow?（合并为宾语从句） I don't know ______ it ______ rain tomorrow. 7. "What are you doing?" Mother asked me.（合并为宾语从句） Mother asked me what I ______ ______. 8. We should help each other. I think.（合并为宾语从句） I think ______ we ______ help each other. 9. Is he a doctor? I wonder.（合并为宾语从句） I wonder ______ he ______ a doctor. 10. When will the meeting begin? Could you tell me?（合并为宾语从句） Could you tell me when the meeting ______ ______? 1 学科网（北京）股份有限公司 $ Unit 5 Looking into nature （宾语从句Ⅰ） （语法讲解+分层精练） 目 录 一、语法讲解 1 （一）宾语从句概述 1 （二）that引导的宾语从句 1 （三）whether/if引导的宾语从句 2 （四）宾语从句三要素 2 二、30道中考题型练习题 3 （一）单项选择（20题） 3 （二）按要求完成句子（10题） 4 一、语法讲解 （一）宾语从句概述 宾语从句：在主从复合句中充当宾语的句子叫做宾语从句 它可以放在及物动词、介词或某些形容词之后 例句：I think (that) he is right.（我认为他是对的 ） （二）that引导的宾语从句 项目 说明 例句 引导词 that无实际意义，不充当成分，口语/非正式文体中可省略 He said (that) he would come. 适用动词 believe, expect, hope, know, say, tell, think, wish等 I hope (that) you will succeed. 形容词后 glad, happy, sorry, sure, afraid等形容词后 I'm sorry (that) I'm late. that不能省略的情况 ： 1. 主从句之间有插入语：It says, on the card, that it is made in China. 2. 从句中含有主从复合句：I'm afraid that if you lose it, you must pay for it. 3. 两个并列的that从句（第二个that不可省）：He said (that) the film was great and that he enjoyed it. （三）whether/if引导的宾语从句 项目 说明 例句 含义 意为“是否”，表达不确定概念 I wonder if he will come. 常用动词 ask, wonder, know, find out, not sure等后 I don't know whether it will rain. 只能用whether，不能用if的五种情况 ： 情况 例句 与or not直接连用 I'm not sure whether or not he is right. 作介词宾语 It depends on whether it will rain. 后接不定式 I can't decide whether to go. 从句置于句首 Whether it is true or not, I don't know. 引导主语/表语从句 The question is whether he will come. （四）宾语从句三要素 1. 语序：陈述句语序 无论主句是陈述句还是疑问句，从句都必须使用陈述句语序，即“引导词 + 主语 + 谓语 + 其他” 错误：Can you tell me where is the station? 正确：Can you tell me where the station is? 注意：当疑问词在从句中作主语时，语序不变 ： · I don't know what is wrong with him.（what作主语） · Can you tell me who is over there?（who作主语） 2. 时态呼应 主句时态 从句时态 例句 一般现在时 根据实际情况用任何时态 He says he will come tomorrow. 一般过去时 用相应的过去时态 He said he was a student. 客观真理/事实 永远用一般现在时 The teacher said the earth goes around the sun. 二、30道中考题型练习题 （一）单项选择（20题） 1. I hope ______ you can come to my birthday party. A. if B. whether C. that D. what 2. — I wonder ______ he will come tomorrow. — If it doesn't rain, he will. A. that B. whether C. what D. when 3. The teacher told us ______ the sun rises in the east. A. if B. whether C. that D. what 4. I don't know ______ or not he will agree with us. A. if B. whether C. that D. when 5. Could you tell me ______ the nearest hospital is? A. what B. how C. where D. that 6. She asked me ______ I had finished my homework. A. that B. if C. what D. which 7. I'm not sure ______ he will be back in an hour. A. that B. if C. what D. which 8. The problem is ______ we can get there on time. A. that B. whether C. what D. when 9. He said ______ he would wait for us at the school gate. A. that B. if C. whether D. what 10. — Do you know ______ he was late this morning? — Because he missed the bus. A. when B. where C. why D. how 11. I think ______ necessary for us to learn English well. A. that B. it C. this D. what 12. Can you tell me ______ with the old books? A. what to do B. how to do C. what should we do D. how should we do 13. — Could you please tell me ______? — At 8:00 pm. A. when the train leaves B. when does the train leave C. when the train left D. when did the train leave 14. I don't know ______ he still lives here or not. A. if B. whether C. that D. when 15. The teacher asked the students ______ they had any questions. A. that B. if C. what D. which 16. I wonder ______ you can help me with my English. A. that B. if C. what D. which 17. — Do you remember ______ we met for the first time? — In the library. A. when B. where C. why D. how 18. It depends on ______ it will be fine tomorrow. A. if B. whether C. that D. what 19. I'm glad ______ you have passed the exam. A. if B. whether C. that D. when 20. He asked me ______ I would go to the cinema with him. A. that B. whether C. what D. which （二）按要求完成句子（10题） 1. He will come back in two days.（改为宾语从句，主句为He said） He said ______ he ______ back in two days. 2. "Are you a student?" she asked me.（合并为宾语从句） She asked me ______ I ______ a student. 3. Does he live here? I don't know.（合并为宾语从句） I don't know ______ he ______ here. 4. Where is the post office? Can you tell me?（合并为宾语从句） Can you tell me ______ the post office ______? 5. The earth goes around the sun. The teacher told us.（合并为宾语从句） The teacher told us ______ the earth ______ around the sun. 6. I don't know. Will it rain tomorrow?（合并为宾语从句） I don't know ______ it ______ rain tomorrow. 7. "What are you doing?" Mother asked me.（合并为宾语从句） Mother asked me what I ______ ______. 8. We should help each other. I think.（合并为宾语从句） I think ______ we ______ help each other. 9. Is he a doctor? I wonder.（合并为宾语从句） I wonder ______ he ______ a doctor. 10. When will the meeting begin? Could you tell me?（合并为宾语从句） Could you tell me when the meeting ______ ______? 答案与解析 (一)单项选择 1. C hope后接陈述句作宾语从句，that引导，可省略 2. B wonder表示“想知道”，后接一般疑问句转化的宾语从句，用whether/if表示“是否” 3. C 客观真理“太阳从东方升起”，用that引导，且时态用一般现在时 4. B 与or not直接连用时，只能用whether 5. C 根据答语“最近的医院在哪”，询问地点用where 6. B asked me后接一般疑问句转化，表示“是否”用if/whether 7. B not sure表示不确定，用if/whether引导 8. B 系动词is后作表语的从句，表示“是否”用whether（引导表语从句不能用if） 9. A said后接陈述句，用that引导 10. C 答语Because表示原因，问句用why 11. B I think it + adj. + to do sth.结构，it作形式宾语，that引导的从句才是真正的宾语 12. A what to do是“疑问词+不定式”结构，相当于宾语从句what we should do 13. A 宾语从句用陈述语序，根据答语At 8:00 pm和Could you please委婉语气，用一般现在时 14. B 与or not连用，只能用whether 15. B asked后接一般疑问句转化，用if/whether 16. B wonder后表示“是否”，用if/whether 17. B 答语In the library表示地点，用where 18. B 介词on后跟宾语从句，只能用whether 19. C glad后接陈述句，用that引导 20. B asked me后接一般疑问句转化，用whether/if （二）按要求完成句子 1. that, would come 主句He said为过去时，从句用过去将来时，that可省略 2. if/whether, was 直接引语一般疑问句改为if/whether引导，主句过去时，从句用相应过去时 3. if/whether, lives 主句I don't know现在时，从句根据实际情况用一般现在时 4. where, is 疑问词where引导，从句用陈述语序 5. that, goes 客观真理，时态用一般现在时 6. if/whether, will 主句现在时，从句将来时 7. was doing 主句过去时，直接引语过去进行时改为过去进行时 8. that, should I think后接陈述句，that可省略 9. whether/if, is wonder后接一般疑问句转化，主句现在时，从句用一般现在时 10. will begin Could you tell me委婉语气，从句用将来时，陈述语序 1 学科网（北京）股份有限公司 $