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In the 1970's, certain irrigation methods were perfected and finally provided a real opportunity to expand more intensive farming west from the Centra
句子
In the 1970's, certain irrigation methods were perfected and finally provided a real opportunity to expand more intensive farming west from the Central Lowland into the drier portions of the Great Plains.
问题
句子分析（俗称“长难句分析”）是训练提高基础阅读能力的有效手段。我们通过对托福(TOEFL)、雅思(IELTS)、GRE、考研以及四六级等考试中真实出现过的句子（如真题、TPO，剑桥系列）进行结构化分析，可以有效提升句子理解的准确性和效率。朗播通过近百万的用户实际数据分析发现，练习 300-400 个句子，会让阅读能力有显著提升。请按顺序阅读句子，并思考：
1. 句子属于哪种结构类型？简单句？并列复合句？主从复合句？
2. 句子由哪些子句构成，连接这些子句的关联词是什么？
3. 每个子句中各个语法成分分别是哪些？
4. 句子的中文意思是什么？
1. 句子属于哪种结构类型？简单句？并列复合句？主从复合句？
2. 句子由哪些子句构成，连接这些子句的关联词是什么？
3. 每个子句中各个语法成分分别是哪些？
4. 句子的中文意思是什么？
1. 简单句
2. 原句中的各个子句，子句类型以及连接词
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简单句In the 1970's, certain irrigation methods were perfected and finally provided a real opportunity to expand more intensive farming west from the Central Lowland into the drier portions of the Great Plains.子句类型:简单句连接词:
3. 句子成分
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简单句In the 1970's, [状语] certain irrigation methods [主语] were [系动词] perfected [表语] and [连接词] finally [状语] provided [谓语] a real opportunity [宾语] to expand more intensive farming [定语] west from the Central Lowland into the drier portions of the Great Plains. [状语]
4. 句子翻译
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简单句In the 1970's, certain irrigation methods were perfected and finally provided a real opportunity to expand more intensive farming west from the Central Lowland into the drier portions of the Great Plains.在20世纪70年代，某些灌溉方式已经很完善，并且最终为向西部（从中央盆地到大平原的部分干旱地区）发展更大程度上的集约农业提供了一次真正的机遇。
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全句In the 1970's, certain irrigation methods were perfected and finally provided a real opportunity to expand more intensive farming west from the Central Lowland into the drier portions of the Great Plains.在20世纪70年代，某些灌溉方式已经很完善，并且最终为向西部（从中央盆地到大平原的部分干旱地区）发展更大程度上的集约农业提供了一次真正的机遇。
考点解析
根据朗播专家权威分析，句子“In the 1970's, certain irrigation methods were perfected and finally provided a real opportunity to expand more intensive farming west from the Centra 英语长难句解析 ”主要针对以下知识点进行考查，关于这些知识点的讲解如下：
简单句
英语中，只含有一个主谓结构并且句子各成分都只由单词或短语构成的独立句子或分句叫做简单句。
①Things change.
②She became a lawyer.
简单句
英语中，只含有一个主谓结构并且句子各成分都只由单词或短语构成的独立句子或分句叫做简单句。
①Things change.
②She became a lawyer.
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学员笔记
笔记分享
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不定式短语 to expand more intensive farming 修饰名词 opportunity 作定语，不能错划为目的状语，译为”发展更大程度的集约农业的机遇“。0
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a real opportunity to expand more intensive farming 发展更大程度的集约农业的机遇0