diff --git a/I. Spring Boot Documentation/5. Learning about Spring Boot features.md b/I. Spring Boot Documentation/5. Learning about Spring Boot features.md
index 76da563..02a1caa 100644
--- a/I. Spring Boot Documentation/5. Learning about Spring Boot features.md	
+++ b/I. Spring Boot Documentation/5. Learning about Spring Boot features.md	
@@ -1,10 +1,10 @@
 ### 5. 了解Spring Boot特性
 
-需要更多Spring Boot核心特性？[这是为你准备的](http://docs.spring.io/spring-boot/docs/current-SNAPSHOT/reference/htmlsingle/#boot-features)！
+需要更多Spring Boot核心特性？[这是为你准备的](../IV. Spring Boot features/README.md)！
 
-- 核心特性：[SpringApplication](http://docs.spring.io/spring-boot/docs/current-SNAPSHOT/reference/htmlsingle/#boot-features-spring-application)｜[外部配置](http://docs.spring.io/spring-boot/docs/current-SNAPSHOT/reference/htmlsingle/#boot-features-external-config)｜[Profiles](http://docs.spring.io/spring-boot/docs/current-SNAPSHOT/reference/htmlsingle/#boot-features-profiles)｜[日志](http://docs.spring.io/spring-boot/docs/current-SNAPSHOT/reference/htmlsingle/#boot-features-logging)
-- Web应用：[MVC](http://docs.spring.io/spring-boot/docs/current-SNAPSHOT/reference/htmlsingle/#boot-features-spring-mvc)｜[内嵌容器](http://docs.spring.io/spring-boot/docs/current-SNAPSHOT/reference/htmlsingle/#boot-features-embedded-container)
-- 使用数据：[SQL](http://docs.spring.io/spring-boot/docs/current-SNAPSHOT/reference/htmlsingle/#boot-features-sql)｜[NO-SQL](http://docs.spring.io/spring-boot/docs/current-SNAPSHOT/reference/htmlsingle/#boot-features-nosql)
-- 消息：[概述](http://docs.spring.io/spring-boot/docs/current-SNAPSHOT/reference/htmlsingle/#boot-features-messaging)｜[JMS](http://docs.spring.io/spring-boot/docs/current-SNAPSHOT/reference/htmlsingle/#boot-features-jms)
-- 测试：[概述](http://docs.spring.io/spring-boot/docs/current-SNAPSHOT/reference/htmlsingle/#boot-features-testing)｜[Boot应用](http://docs.spring.io/spring-boot/docs/current-SNAPSHOT/reference/htmlsingle/#boot-features-testing-spring-boot-applications)｜[工具](http://docs.spring.io/spring-boot/docs/current-SNAPSHOT/reference/htmlsingle/#boot-features-test-utilities)
-- 扩展：[Auto-configuration](http://docs.spring.io/spring-boot/docs/current-SNAPSHOT/reference/htmlsingle/#boot-features-developing-auto-configuration)｜[@Conditions](http://docs.spring.io/spring-boot/docs/current-SNAPSHOT/reference/htmlsingle/#boot-features-condition-annotations)
+- 核心特性：[SpringApplication](../IV. Spring Boot features/22. SpringApplication.md)｜[外部配置](../IV. Spring Boot features/23. Externalized Configuration.md)｜[Profiles](../IV. Spring Boot features/24. Profiles.md)｜[日志](../IV. Spring Boot features/25. Logging.md)
+- Web应用：[MVC](../IV. Spring Boot features/26.1. The ‘Spring Web MVC framework’.md)｜[内嵌容器](../IV. Spring Boot features/26.3. Embedded servlet container support.md)
+- 使用数据：[SQL](../IV. Spring Boot features/28. Working with SQL databases.md)｜[NO-SQL](../IV. Spring Boot features/29. Working with NoSQL technologies.md)
+- 消息：[概述](../IV. Spring Boot features/30. Messaging.md)｜[JMS](../IV. Spring Boot features/30.1. JMS.md)
+- 测试：[概述](../IV. Spring Boot features/35. Testing.md)｜[Boot应用](../IV. Spring Boot features/35.3. Testing Spring Boot applications.md)｜[工具](../IV. Spring Boot features/35.4. Test utilities.md)
+- 扩展：[Auto-configuration](../IV. Spring Boot features/36. Developing auto-configuration and using conditions.md)｜[@Conditions](../IV. Spring Boot features/36.3. Condition annotations.md)