diff --git a/app/src/main/java/com/hjx/parent/HomeworkTopicActivity.java b/app/src/main/java/com/hjx/parent/HomeworkTopicActivity.java
index 3505fbe..fff63fb 100644
--- a/app/src/main/java/com/hjx/parent/HomeworkTopicActivity.java
+++ b/app/src/main/java/com/hjx/parent/HomeworkTopicActivity.java
@@ -3,6 +3,7 @@ package com.hjx.parent;
 import android.annotation.SuppressLint;
 import android.content.res.ColorStateList;
 import android.os.Bundle;
+import android.view.View;
 import android.widget.TextView;
 
 import androidx.annotation.NonNull;
@@ -33,6 +34,12 @@ public class HomeworkTopicActivity extends BaseRxActivity<ActivityTopicDetailBin
         NumberAdapter adapter = new NumberAdapter(mList);
         binding.rvNumber.setAdapter(adapter);
 
+        binding.btnPre.setOnClickListener(v -> showTopic(position - 1));
+        binding.btnNext.setOnClickListener(v -> showTopic(position + 1));
+        adapter.setOnItemChildClickListener((baseQuickAdapter, view, i) -> {
+            if (position == 1) return;
+            showTopic(i);
+        });
         showTopic(position);
     }