答题功能现已完全集成到移动端应用，可通过导航菜单访问所有相关功能

client/mobile/mobile_app.tsx

@@ -22,7 +22,10 @@ import { ExclamationTriangleIcon, HomeIcon, BellIcon, UserIcon, AcademicCapIcon
 import { NotificationsPage } from './pages_messages.tsx';
 import { LivePage } from './pages_live.tsx';
 import { RTCPage } from './pages_rtc.tsx';
-import { ClassroomPage } from './pages_classroom.tsx'
+import { ClassroomPage } from './pages_classroom.tsx';
+import ExamIndex from './components/Exam/ExamIndex.tsx';
+import ExamAdmin from './components/Exam/ExamAdmin.tsx';
+import ExamCard from './components/Exam/ExamCard.tsx';
 
 // 设置中文语言
 dayjs.locale('zh-cn');
@@ -212,7 +215,7 @@ const MobileLayout = () => {
       {/* 底部导航栏 */}
       <nav className="fixed bottom-0 left-0 right-0 bg-white border-t border-gray-200 shadow-lg">
         <div className="flex justify-around">
-          <Link 
+          <Link
             to="/mobile"
             className={`flex flex-col items-center py-2 px-4 ${
               location.pathname === '/mobile' ? 'text-blue-600' : 'text-gray-500'
@@ -221,7 +224,7 @@ const MobileLayout = () => {
             <HomeIcon className="w-6 h-6 mb-1" />
             <span className="text-xs">首页</span>
           </Link>
-          <Link 
+          <Link
             to="/mobile/notifications"
             className={`flex flex-col items-center py-2 px-4 ${
               location.pathname === '/mobile/notifications' ? 'text-blue-600' : 'text-gray-500'
@@ -239,6 +242,15 @@ const MobileLayout = () => {
             <AcademicCapIcon className="w-6 h-6 mb-1" />
             <span className="text-xs">课堂</span>
           </Link>
+          <Link
+            to="/mobile/exam"
+            className={`flex flex-col items-center py-2 px-4 ${
+              location.pathname.startsWith('/mobile/exam') ? 'text-blue-600' : 'text-gray-500'
+            }`}
+          >
+            <AcademicCapIcon className="w-6 h-6 mb-1" />
+            <span className="text-xs">答题</span>
+          </Link>
           <Link
             to="/mobile/profile"
             className={`flex flex-col items-center py-2 px-4 ${
@@ -268,6 +280,31 @@ const App = () => {
       element: <ProtectedRoute><ClassroomPage /></ProtectedRoute>,
       errorElement: <ErrorPage />
     },
+    {
+      path: '/mobile/exam',
+      element: <ProtectedRoute><ExamIndex /></ProtectedRoute>,
+      errorElement: <ErrorPage />
+    },
+    {
+      path: '/mobile/exam/:id',
+      element: <ProtectedRoute><ExamAdmin /></ProtectedRoute>,
+      errorElement: <ErrorPage />
+    },
+    {
+      path: '/mobile/exam/card',
+      element: <ProtectedRoute><ExamCard /></ProtectedRoute>,
+      errorElement: <ErrorPage />
+    },
+    {
+      path: '/mobile/exam',
+      element: <ProtectedRoute><ExamIndex /></ProtectedRoute>,
+      errorElement: <ErrorPage />
+    },
+    {
+      path: '/mobile/exam/:id',
+      element: <ProtectedRoute><ExamAdmin /></ProtectedRoute>,
+      errorElement: <ErrorPage />
+    },
     {
       path: '/mobile/live',
       element: <LivePage />,