diff --git a/app/src/main/java/com/hjx/parent/fragment/ErrorFragment.java b/app/src/main/java/com/hjx/parent/fragment/ErrorFragment.java
index 60b2e61..5b188d3 100644
--- a/app/src/main/java/com/hjx/parent/fragment/ErrorFragment.java
+++ b/app/src/main/java/com/hjx/parent/fragment/ErrorFragment.java
@@ -66,6 +66,7 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
+import io.reactivex.Observable;
 import io.reactivex.Observer;
 import io.reactivex.android.schedulers.AndroidSchedulers;
 import io.reactivex.disposables.Disposable;
@@ -141,10 +142,12 @@ public class ErrorFragment extends BaseRxFragment<FragmentErrorBookBinding> {
                     if (subject != item.getAdapterPosition()) {
                         subject = item.getAdapterPosition();
                         String subStr = getResources().getStringArray(R.array.filter_subject)[subject];
+                        getError(subStr);
+                        getHomework(subStr);
                         if (binding.tabLayout.getSelectedTabPosition() == 0) {
-                            getError(subStr);
+                            binding.tvListTitle.setText("最近错题");
                         } else {
-                            // nothing can do
+                            binding.tvListTitle.setText("最近作业");
                         }
                     }
                 });
@@ -263,13 +266,17 @@ public class ErrorFragment extends BaseRxFragment<FragmentErrorBookBinding> {
     }
 
     @SuppressLint("CheckResult")
-    protected void getHomework() {
+    protected void getHomework(String subject) {
         if (studentBean == null) return;
         NetWorks.service_url.getStudentHomework(NetWorks.getHeader(), studentBean.getStuId())
                 .subscribeOn(Schedulers.io())
                 .observeOn(AndroidSchedulers.mainThread())
                 .compose(RxLifecycleAndroid.bindFragment(getRxLifecycle()))
                 .map(ResponseResult::getData)
+                .toObservable()
+                .flatMap(Observable::fromIterable)
+                .filter(data -> subject.equals(data.getSubject()))
+                .toList()
                 .subscribe((data, th) -> {
                     if (th != null) th.printStackTrace();
                     if (data != null) {
@@ -321,8 +328,9 @@ public class ErrorFragment extends BaseRxFragment<FragmentErrorBookBinding> {
     @Override
     public void onResume() {
         super.onResume();
-        getError(getResources().getStringArray(R.array.filter_subject)[subject]);
-        getHomework();
+        String subStr = getResources().getStringArray(R.array.filter_subject)[subject];
+        getError(subStr);
+        getHomework(subStr);
     }
 
     public class HandlerCallBack implements IHandlerCallBack<ImageInfo> {
diff --git a/app/src/main/res/layout/fragment_error_book.xml b/app/src/main/res/layout/fragment_error_book.xml
index 0e24078..58baa22 100644
--- a/app/src/main/res/layout/fragment_error_book.xml
+++ b/app/src/main/res/layout/fragment_error_book.xml
@@ -137,7 +137,7 @@
                 android:id="@+id/tvListTitle"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
-                android:text="最近录入错题"
+                android:text="最近错题"
                 android:textColor="#333333"
                 android:textSize="16sp"
                 android:textStyle="bold" />