完成发现-任务专区，活动专区

app/src/main/res/layout/task_prefecture_item.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:background="?android:attr/selectableItemBackground"
+    android:layout_height="100dp">
+
+    <TextView
+        android:id="@+id/tv_title"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        style="@style/text_style_title"
+        android:text="标题"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <TextView
+        android:id="@+id/tv_dest"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="标题"
+        style="@style/text_style"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintStart_toStartOf="@+id/tv_title"
+        app:layout_constraintTop_toBottomOf="@+id/tv_title" />
+
+    <TextView
+        android:id="@+id/tv_time"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="少时诵诗书所所"
+        android:layout_marginRight="15dp"
+        style="@style/text_style_time"
+        app:layout_constraintBottom_toBottomOf="@+id/tv_title"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toTopOf="@+id/tv_title" />
+</androidx.constraintlayout.widget.ConstraintLayout>