<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="horizontal"
    android:id="@+id/activity_main"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <fragment
        android:id="@+id/left_fragment"
        android:name="cn.edu.xjau.fragmenttest.LeftFragement"
        android:layout_width="match_parent"
        android:layout_height="match_parent" />


</LinearLayout>