diff --git a/GitTest.xcodeproj/project.pbxproj b/GitTest.xcodeproj/project.pbxproj
index a48e05f..602581a 100644
--- a/GitTest.xcodeproj/project.pbxproj
+++ b/GitTest.xcodeproj/project.pbxproj
@@ -22,6 +22,7 @@
 		C866C3E91D07250700CD172E /* step5_3.jpg in Resources */ = {isa = PBXBuildFile; fileRef = C866C3E11D07250700CD172E /* step5_3.jpg */; };
 		C866C3EA1D07250700CD172E /* step6_1.jpg in Resources */ = {isa = PBXBuildFile; fileRef = C866C3E21D07250700CD172E /* step6_1.jpg */; };
 		C866C3EB1D07250700CD172E /* step6_2.jpg in Resources */ = {isa = PBXBuildFile; fileRef = C866C3E31D07250700CD172E /* step6_2.jpg */; };
+		D0FF57D11DF1481B0096F5F1 /* JustTest.m in Sources */ = {isa = PBXBuildFile; fileRef = D0FF57D01DF1481B0096F5F1 /* JustTest.m */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXFileReference section */
@@ -44,6 +45,8 @@
 		C866C3E11D07250700CD172E /* step5_3.jpg */ = {isa = PBXFileReference; lastKnownFileType = image.jpeg; path = step5_3.jpg; sourceTree = "<group>"; };
 		C866C3E21D07250700CD172E /* step6_1.jpg */ = {isa = PBXFileReference; lastKnownFileType = image.jpeg; path = step6_1.jpg; sourceTree = "<group>"; };
 		C866C3E31D07250700CD172E /* step6_2.jpg */ = {isa = PBXFileReference; lastKnownFileType = image.jpeg; path = step6_2.jpg; sourceTree = "<group>"; };
+		D0FF57CF1DF1481B0096F5F1 /* JustTest.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = JustTest.h; sourceTree = "<group>"; };
+		D0FF57D01DF1481B0096F5F1 /* JustTest.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = JustTest.m; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -79,6 +82,8 @@
 				C866C3B61D07196900CD172E /* AppDelegate.h */,
 				C866C3B71D07196900CD172E /* AppDelegate.m */,
 				C866C3B91D07196900CD172E /* ViewController.h */,
+				D0FF57CF1DF1481B0096F5F1 /* JustTest.h */,
+				D0FF57D01DF1481B0096F5F1 /* JustTest.m */,
 				C866C3BA1D07196900CD172E /* ViewController.m */,
 				C866C3BC1D07196900CD172E /* Main.storyboard */,
 				C866C3BF1D07196900CD172E /* Assets.xcassets */,
@@ -188,6 +193,7 @@
 				C866C3BB1D07196900CD172E /* ViewController.m in Sources */,
 				C866C3B81D07196900CD172E /* AppDelegate.m in Sources */,
 				C866C3B51D07196900CD172E /* main.m in Sources */,
+				D0FF57D11DF1481B0096F5F1 /* JustTest.m in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
diff --git a/GitTest/Base.lproj/Main.storyboard b/GitTest/Base.lproj/Main.storyboard
index f56d2f3..81a10aa 100644
--- a/GitTest/Base.lproj/Main.storyboard
+++ b/GitTest/Base.lproj/Main.storyboard
@@ -1,21 +1,26 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="6211" systemVersion="14A298i" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" initialViewController="BYZ-38-t0r">
+<?xml version="1.0" encoding="UTF-8"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="11542" systemVersion="16B2555" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" colorMatched="YES" initialViewController="BYZ-38-t0r">
+    <device id="retina4_7" orientation="portrait">
+        <adaptation id="fullscreen"/>
+    </device>
     <dependencies>
-        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="6204"/>
+        <deployment identifier="iOS"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="11524"/>
+        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
     <scenes>
         <!--View Controller-->
         <scene sceneID="tne-QT-ifu">
             <objects>
-                <viewController id="BYZ-38-t0r" customClass="ViewController" customModuleProvider="" sceneMemberID="viewController">
+                <viewController id="BYZ-38-t0r" customClass="ViewController" sceneMemberID="viewController">
                     <layoutGuides>
                         <viewControllerLayoutGuide type="top" id="y3c-jy-aDJ"/>
                         <viewControllerLayoutGuide type="bottom" id="wfy-db-euE"/>
                     </layoutGuides>
                     <view key="view" contentMode="scaleToFill" id="8bC-Xf-vdC">
-                        <rect key="frame" x="0.0" y="0.0" width="600" height="600"/>
+                        <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
-                        <color key="backgroundColor" white="1" alpha="1" colorSpace="custom" customColorSpace="calibratedWhite"/>
+                        <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
                     </view>
                 </viewController>
                 <placeholder placeholderIdentifier="IBFirstResponder" id="dkx-z0-nzr" sceneMemberID="firstResponder"/>
diff --git a/GitTest/JustTest.h b/GitTest/JustTest.h
new file mode 100644
index 0000000..a90cd35
--- /dev/null
+++ b/GitTest/JustTest.h
@@ -0,0 +1,13 @@
+//
+//  JustTest.h
+//  GitTest
+//
+//  Created by Simons on 2016/12/2.
+//  Copyright © 2016年 MikeBoom. All rights reserved.
+//
+
+#import <Foundation/Foundation.h>
+
+@interface JustTest : NSObject
+
+@end
diff --git a/GitTest/JustTest.m b/GitTest/JustTest.m
new file mode 100644
index 0000000..5131bee
--- /dev/null
+++ b/GitTest/JustTest.m
@@ -0,0 +1,13 @@
+//
+//  JustTest.m
+//  GitTest
+//
+//  Created by Simons on 2016/12/2.
+//  Copyright © 2016年 MikeBoom. All rights reserved.
+//
+
+#import "JustTest.h"
+
+@implementation JustTest
+
+@end
diff --git a/GitTest/ViewController.m b/GitTest/ViewController.m
index 9d1dbd4..d6cc154 100644
--- a/GitTest/ViewController.m
+++ b/GitTest/ViewController.m
@@ -16,12 +16,14 @@ @implementation ViewController
 
 - (void)viewDidLoad {
     [super viewDidLoad];
-    // Do any additional setup after loading the view, typically from a nib.
+    // 这个工程只是用来学习Git相关技能的
+    // 1.修复新注册用户A使用小姨妈功能后，B后进入小姨妈功能还是女性界面的问题。
+    // dev分支的修改
+    // dev分支再次修改
+    // dev修改3
+    // 123445
+    // 2.修改feature/module2并提交。
 }
 
-- (void)didReceiveMemoryWarning {
-    [super didReceiveMemoryWarning];
-    // Dispose of any resources that can be recreated.
-}
 
 @end