问安卓GridView和下面的广告

EN

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical" android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    xmlns:app="http://schemas.android.com/apk/res/com.example.photos">

    <LinearLayout android:orientation="horizontal"
        android:layout_width="wrap_content" android:layout_height="wrap_content"
        android:id="@+id/status_layout">

        <ImageView android:id="@+id/cardStatus"
            android:layout_width="wrap_content" android:layout_height="wrap_content" />

        <TextView android:layout_width="fill_parent"
            android:layout_height="wrap_content" android:text="@string/hello"
            android:id="@+id/cardStatusText" />

    </LinearLayout>

    <GridView android:id="@+id/imageGridView"
        android:layout_width="fill_parent" android:layout_height="fill_parent"
        android:padding="10dp" android:verticalSpacing="10dp"
        android:horizontalSpacing="10dp" android:numColumns="auto_fit"
        android:columnWidth="100dp" android:stretchMode="columnWidth"
        android:gravity="center" android:layout_below="@id/status_layout" />



    <!-- Place an AdMob ad at the bottom of the screen. -->
    <!-- It has white text on a black background. -->
    <!-- The description of the surrounding context is 'Android game'. -->
    <com.admob.android.ads.AdView android:id="@+id/ad"
        android:layout_width="fill_parent" android:layout_height="wrap_content"
        android:layout_alignParentBottom="true" app:backgroundColor="#000000"
        app:primaryTextColor="#FFFFFF" app:secondaryTextColor="#CCCCCC"
        app:keywords="Android Photo" />


</RelativeLayout>