diff --git a/src/renderer/src/views/classTask/newClassTaskAssign/experimentQuestion/components/experimentList.vue b/src/renderer/src/views/classTask/newClassTaskAssign/experimentQuestion/components/experimentList.vue
index a7ff24a..0a6fbe6 100644
--- a/src/renderer/src/views/classTask/newClassTaskAssign/experimentQuestion/components/experimentList.vue
+++ b/src/renderer/src/views/classTask/newClassTaskAssign/experimentQuestion/components/experimentList.vue
@@ -51,7 +51,8 @@ onMounted(() => {
 })
 
 defineExpose({
-  updateLabel
+  updateLabel,
+  onSelectOption
 })
 
 
diff --git a/src/renderer/src/views/classTask/newClassTaskAssign/experimentQuestion/components/selectClass.vue b/src/renderer/src/views/classTask/newClassTaskAssign/experimentQuestion/components/selectClass.vue
index b076850..103ca5a 100644
--- a/src/renderer/src/views/classTask/newClassTaskAssign/experimentQuestion/components/selectClass.vue
+++ b/src/renderer/src/views/classTask/newClassTaskAssign/experimentQuestion/components/selectClass.vue
@@ -49,7 +49,7 @@ import useClassTaskStore from '@/store/modules/classTask'
 const userStore = useUserStore().user
 
 // 定义要发送的emit事件
-// let emit = defineEmits(['experlist'])
+let emit = defineEmits(['experlist'])
 // const expObj = ref({
 //     edustage: useClassTaskStore().experimentObj.edustage,
 //     edusubject: useClassTaskStore().experimentObj.edusubject,
@@ -268,7 +268,7 @@ const handleUserEduStage = (item) => {
     }
 }
 // 选择学科
-const handleUserEduSubject = (item) => {
+const handleUserEduSubject = (item, isEmit=true) => {
     // userStore.edusubject = item;
     useClassTaskStore().experimentObj.edusubject = item;
     console.log(item,'选择的学科-------')
@@ -292,7 +292,9 @@ const handleUserEduSubject = (item) => {
     }
     console.log(checkList.value,'checkList')
     useClassTaskStore().experimentObj.experimentList = checkList.value;
-    // emit('experlist',checkList.value)
+    if (isEmit) {
+        emit('experlist',checkList.value)
+    }
 }
 
 const updateCheckList = async () => {
@@ -313,7 +315,7 @@ const updateCheckList = async () => {
         expList.value = chooseGrade.value
         const edusubject = useClassTaskStore().experimentObj.edusubject;
         bindSubject.value = [edustage, edusubject];
-        handleUserEduSubject(edusubject);
+        handleUserEduSubject(edusubject, false);
     } catch (error) {
         console.error(error);
     }
diff --git a/src/renderer/src/views/classTask/newClassTaskAssign/experimentQuestion/index.vue b/src/renderer/src/views/classTask/newClassTaskAssign/experimentQuestion/index.vue
index 711f49e..c8f7dc2 100644
--- a/src/renderer/src/views/classTask/newClassTaskAssign/experimentQuestion/index.vue
+++ b/src/renderer/src/views/classTask/newClassTaskAssign/experimentQuestion/index.vue
@@ -3,7 +3,7 @@
     <div class="activeExp-header"> 
       <div class="infomation" v-if="isStadium() !== true" >
         <!-- <selectClass v-if="!isSubject" @experlist="getExperimentList" /> -->
-        <selectClass ref="selectClassRef"/>
+        <selectClass ref="selectClassRef" @experlist="initExperimentFirst"/>
       </div>
       <div> 
         <selectExperiment ref="selectExperimentRef" @selectItem="getExperimentListItem" />
@@ -69,11 +69,13 @@ onMounted(() => {
 //   // mainDiv 为需控制高度自适应盒子，通过 ref="mainDiv" 绑定
 // }
 
-// 选择的学科 获取实验课程信息
-// const getExperimentList = (val) => {
-//   console.log(val,'选择的学科，获取实验课程list信息')
-//   // experimentList.value = val;
-// }
+// 根据选择的学科 自动选中实验课程的第一个
+const initExperimentFirst = (val) => {
+  // 默认选中第一个实验
+  if (val[0].label && val[0].label !='') {
+    selectExperimentRef.value.onSelectOption(val[0].label);
+  }
+}
 // 选择的实验课
 const getExperimentListItem = (val) => {
   console.log(val,'选择的实验课程信息')
@@ -82,7 +84,7 @@ const getExperimentListItem = (val) => {
 }
 // 监听实验课程信息
 watch(() => props.expObj.fileurl, (newVal, oldVal) => {
-  console.log(props.expObj,'科学实验科目')
+  console.log(props.expObj,'监听-科学实验科目')
   activeExp.value = props.expObj;
 
   //