diff --git a/README.md b/README.md
index bd7022372bc2eb848207baf36edbf91422ee85e8..11f49cdc64ea842b6a467f385c566256e724d864 100644
--- a/README.md
+++ b/README.md
@@ -22,7 +22,8 @@ fun testAdd() {
 ```
 
 
-`MockK` 是一个用 Kotlin 写的 Mocking 框架，它解决了所有上述提到的 Mockito 中存在的问题。
+[`MockK` 是一个用 Kotlin 写的 Mocking 框架](https://mockk.io/)，它解决了所有上述提到的 Mockito 中存在的问题。
+
 
 ## MockK
 
@@ -253,7 +254,7 @@ class GoodsPresenterTest {
 }
 ```
 
-### 添加依赖
+## 添加依赖
 ```kotlin
 // Unit tests
 testImplementation "io.mockk:mockk:1.9.3"
@@ -265,4 +266,38 @@ androidTestImplementation 'org.objenesis:objenesis:2.6'
 // Coroutine tests
 implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.0-M2'
 testImplementation 'org.jetbrains.kotlinx:kotlinx-coroutines-test:1.3.0-M2'
-```
\ No newline at end of file
+```
+
+## Top level functions
+
+|Function|Description|
+|--|--|
+|mockk<T>(...)	|builds a regular mock|
+|spyk<T>()	|builds a spy using the `default constructor`|
+|spyk(obj)|	builds a spy by `copying from obj`|
+|slot	|creates a capturing slot|
+|every	|starts a stubbing block|
+|coEvery	|starts a stubbing block for coroutines|
+|verify	|starts a verification block|
+|coVerify	|starts a verification block for coroutines|
+|verifyAll	|starts a verification block that should include all calls|
+|coVerifyAll	|starts a verification block that should include all calls for coroutines|
+|verifyOrder	|starts a verification block that checks the order|
+|coVerifyOrder	|starts a verification block that checks the order for coroutines|
+|verifySequence	|starts a verification block that checks whether all calls were made in a specified sequence|
+|coVerifySequence	|starts a verification block that checks whether all calls were made in a specified sequence for coroutines|
+|excludeRecords	|exclude some calls from being recorded|
+|confirmVerified	|confirms that all recorded calls were verified|
+|clearMocks	|clears specified mocks|
+|registerInstanceFactory	|allows you to redefine the way of instantiation for certain object|
+|mockkClass	|builds a regular mock by passing the class as parameter|
+|mockkObject	|makes an object an object mock or clears it if was already transformed|
+|unmockkObject	|makes an object mock back to a regular object|
+|mockkStatic	|makes a static mock out of a class or clears it if it was already transformed|
+|unmockkStatic	|makes a static mock back to a regular class|
+|clearStaticMockk	|clears a static mock|
+|mockkConstructor	|makes a constructor mock out of a class or clears it if it was already transformed|
+|unmockkConstructor	|makes a constructor mock back to a regular class|
+|clearConstructorMockk	|clears the constructor mock|
+|unmockkAll	|unmocks object, static and constructor mocks|
+|clearAllMocks	|clears regular, object, static and constructor mocks|
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