diff --git a/pages.json b/pages.json
index 2fd41dd..3ba06e9 100644
--- a/pages.json
+++ b/pages.json
@@ -234,6 +234,13 @@
     	{
     		"navigationBarTitleText" : "公告通知"
     	}
+    },
+    {
+    	"path" : "pages/YNEduApp/learnProj/imageStudy",
+    	"style" : 
+    	{
+    		"navigationBarTitleText" : "图片学习"
+    	}
     }
   ],
   "globalStyle": {
diff --git a/pages/YNEduApp/learnProj/components/PdfView.vue b/pages/YNEduApp/learnProj/components/PdfView.vue
index fa163ca..c5e9e50 100644
--- a/pages/YNEduApp/learnProj/components/PdfView.vue
+++ b/pages/YNEduApp/learnProj/components/PdfView.vue
@@ -80,7 +80,7 @@ export default {
     handlePostMessage(data) {
       let arr = data.detail.data.pop()
       this.totalPage = arr[0].totalPage //总页数
-      this.currentReadPage = arr[1].page + 1 //当前页数
+      this.currentReadPage = arr[1].page //当前页数
       console.log('app:', this.totalPage, this.currentReadPage)
     },
     //h5 监听
diff --git a/pages/YNEduApp/learnProj/imageStudy.vue b/pages/YNEduApp/learnProj/imageStudy.vue
new file mode 100644
index 0000000..1a6fa6a
--- /dev/null
+++ b/pages/YNEduApp/learnProj/imageStudy.vue
@@ -0,0 +1,154 @@
+<template>
+  <view class="content">
+    <u--image :showLoading="true" :src="path" width="300px" height="600px" @click="handleImage"></u--image>
+  </view>
+</template>
+
+<script>
+import config from '@/config'
+
+export default {
+  data() {
+    return {
+      isShow: true,
+      path: '',
+      params: {},
+      timer: null,
+      isEnd: false,
+      isShowImg: false
+    }
+  },
+  onLoad(opt) {
+    opt = JSON.parse(opt.params)
+    console.log('🚀 ~ onLoad ~ opt:', opt)
+    this.params = JSON.parse(JSON.stringify(opt))
+    this.params.studyDuration = Number(opt.studyDuration)
+    this.params.allStudyDuration = Number(opt.allStudyDuration)
+    this.path = config.fileUrl + opt.path
+    // this.path = opt.path
+    console.log('🚀 ~ onLoad ~ this.params:', this.path)
+    console.log('🚀 ~ onLoad ~ this.params:', Number(opt.studyDuration), Number(opt.allStudyDuration))
+
+    if (Number(opt.studyDuration) <= Number(opt.allStudyDuration)) {
+      this.isEnd = false
+      setTimeout(() => {
+        this.countDown()
+      }, 1000)
+    } else {
+      this.isEnd = true
+      // 提示-学习时长已满
+      uni.showToast({
+        title: '学习时长已满, 随时可以结束学习',
+        icon: 'none'
+      })
+    }
+  },
+  onShow() {
+    console.log('🚀 ~ onShow ~ 页面显示')
+    this.isShowImg = false
+  },
+  // 卸载 隐藏是调用 onHide
+  onHide() {
+    console.log('🚀 ~ onHide ~ 页面关闭')
+    if (this.isEnd) {
+      return
+    }
+    // 关闭页面时，修改项目进度
+    if (!this.isShowImg) {
+      clearInterval(this.timer)
+      this.updStudyDuration()
+    }
+  },
+  onUnload() {
+    console.log('🚀 ~ onUnload ~ onUnload-页面关闭:')
+    if (this.isEnd) {
+      return
+    }
+    // 关闭页面时，修改项目进度
+    if (!this.isShowImg) {
+      clearInterval(this.timer)
+      this.updStudyDuration()
+    }
+  },
+  methods: {
+    // 根据allStudyDuration 倒计时
+    countDown() {
+      let allStudyDuration = Number(this.params.allStudyDuration) - Number(this.params.studyDuration)
+      // let studyDuration = Number(this.params.studyDuration)
+      this.timer = setInterval(() => {
+        allStudyDuration--
+        // studyDuration++
+        this.params.studyDuration++
+        // this.$set(this.params, 'studyDuration', studyDuration)
+        console.log('🚀 ~ countDown ~ this.params.studyDuration:', this.params.studyDuration)
+        if (allStudyDuration <= 0) {
+          this.isEnd = true
+          clearInterval(this.timer)
+          // 提示-学习时长已满
+          uni.showToast({
+            title: '学习时长已满',
+            icon: 'none'
+          })
+          setTimeout(() => {
+            this.updStudyDuration()
+          }, 1000)
+        }
+        console.log('🚀 ~ countDown ~ 剩余时间-->:', allStudyDuration)
+        console.log('🚀 ~ countDown ~ this.params.studyDuration:', this.params.studyDuration)
+      }, 1000)
+    },
+    // 修改项目进度
+    updStudyDuration() {
+      const params = {
+        userId: this.params.userId,
+        studyId: this.params.studyId,
+        stageId: this.params.stageId,
+        stageContentId: this.params.stageContentId,
+        stageType: this.params.stageType,
+        studyCourseId: this.params.studyCourseId,
+        sourceId: this.params.sourceId,
+        studyDuration: this.params.studyDuration,
+        studyPercentage:
+          Math.ceil((Number(this.params.studyDuration) / Number(this.params.allStudyDuration)) * 100).toFixed(2) > 100
+            ? 100
+            : Math.ceil((Number(this.params.studyDuration) / Number(this.params.allStudyDuration)) * 100).toFixed(2)
+      }
+      console.log('🚀 ~ updStudyDuration ~ params:', params)
+      uni.request({
+        url: config.baseUrl + '/exam-student/student/updStudyDuration',
+        method: 'post',
+        data: params,
+        header: {
+          'Content-Type': 'application/x-www-form-urlencoded',
+          Authorization: uni.getStorageSync('access_token')
+        },
+        success: res => {
+          console.log('🚀 ~ handleEnd ~ res:', res)
+          this.isShow = false
+          uni.reLaunch({
+            url: '/pages/YNEduApp/learnProj/learnProjDetail?id=' + this.params.studyId
+          })
+        },
+        fail: err => {
+          console.log('🚀 ~ handleEnd ~ err:', err)
+        }
+      })
+    },
+    // 展示图片
+    handleImage() {
+      this.isShowImg = true
+      uni.previewImage({
+        urls: [this.path]
+      })
+    }
+  }
+}
+</script>
+
+<style lang="scss" scoped>
+.content {
+  display: flex;
+  justify-content: center;
+  align-items: center;
+}
+</style>
diff --git a/pages/YNEduApp/learnProj/learnProjDetail.vue b/pages/YNEduApp/learnProj/learnProjDetail.vue
index 5d43504..9a6fbef 100644
--- a/pages/YNEduApp/learnProj/learnProjDetail.vue
+++ b/pages/YNEduApp/learnProj/learnProjDetail.vue
@@ -286,6 +286,8 @@ export default {
         url = '/pages/YNEduApp/learn/learn'
       } else if (item.path.includes('.pdf')) {
         url = '/pages/YNEduApp/learnProj/pdfStudy'
+      } else {
+        url = '/pages/YNEduApp/learnProj/imageStudy'
       }
 
       uni.navigateTo({
diff --git a/pages/YNEduApp/learnProj/pdfStudy.vue b/pages/YNEduApp/learnProj/pdfStudy.vue
index 8725906..05c8045 100644
--- a/pages/YNEduApp/learnProj/pdfStudy.vue
+++ b/pages/YNEduApp/learnProj/pdfStudy.vue
@@ -1,7 +1,7 @@
 <template>
   <view>
     <div>
-      <PdfView v-if="isShow" :path="path"/>
+      <PdfView v-if="isShow" :path="path" />
     </div>
   </view>
 </template>
@@ -26,30 +26,37 @@ export default {
     this.params = JSON.parse(JSON.stringify(opt))
     this.params.studyDuration = Number(opt.studyDuration)
     this.params.allStudyDuration = Number(opt.allStudyDuration)
-    // this.path =
-    //   config.fileUrl + opt.path + `&studyDuration=${opt.studyDuration}&allStudyDuration=${opt.allStudyDuration}`
-    this.path = opt.path
+    // 如果路径中带有http或者https则直接使用路径，否则拼接路径
+    if (opt.path.indexOf('http') !== -1) {
+      this.path = opt.path
+    } else {
+      this.path = config.fileUrl + opt.path
+    }
     console.log('🚀 ~ onLoad ~ this.params:', this.path)
     console.log('🚀 ~ onLoad ~ this.params:', Number(opt.studyDuration), Number(opt.allStudyDuration))
-
-    // if (Number(opt.studyDuration) <= Number(opt.allStudyDuration)) {
-    //   setTimeout(() => {
-    //     this.countDown()
-    //   }, 1000)
-    // } else {
-    //   // 提示-学习时长已满
-    //   uni.showToast({
-    //     title: '学习时长已满, 随时可以结束学习',
-    //     icon: 'none'
-    //   })
-    // }
+    if (Number(opt.studyDuration) <= Number(opt.allStudyDuration)) {
+      setTimeout(() => {
+        this.countDown()
+      }, 1000)
+    } else {
+      // 提示-学习时长已满
+      uni.showToast({
+        title: '学习时长已满, 随时可以结束学习',
+        icon: 'none'
+      })
+    }
+  },
+  onHide() {
+    clearInterval(this.timer)
+    // 关闭页面时，修改项目进度
+    this.updStudyDuration()
   },
   // 卸载
   onUnload() {
     console.log('🚀 ~ onUnload ~ 页面关闭')
     clearInterval(this.timer)
     // 关闭页面时，修改项目进度
-    // this.updStudyDuration()
+    this.updStudyDuration()
   },
   methods: {
     // 根据allStudyDuration 倒计时
@@ -58,23 +65,23 @@ export default {
       // let studyDuration = Number(this.params.studyDuration)
       this.timer = setInterval(() => {
         allStudyDuration--
-				// studyDuration++
-				this.params.studyDuration++
-				// this.$set(this.params, 'studyDuration', studyDuration)
-				console.log('🚀 ~ countDown ~ this.params.studyDuration:', this.params.studyDuration)
+        // studyDuration++
+        this.params.studyDuration++
+        // this.$set(this.params, 'studyDuration', studyDuration)
+        console.log('🚀 ~ countDown ~ this.params.studyDuration:', this.params.studyDuration)
         if (allStudyDuration <= 0) {
           clearInterval(this.timer)
-          // 提示-学习时长已满
-          uni.showToast({
-            title: '学习时长已满',
-            icon: 'none'
-          })
           setTimeout(() => {
             this.updStudyDuration()
+            // 提示-学习时长已满
+            uni.showToast({
+              title: '学习时长已满',
+              icon: 'none'
+            })
           }, 1000)
         }
         console.log('🚀 ~ countDown ~ 剩余时间-->:', allStudyDuration)
-				console.log('🚀 ~ countDown ~ this.params.studyDuration:', this.params.studyDuration)
+        console.log('🚀 ~ countDown ~ this.params.studyDuration:', this.params.studyDuration)
       }, 1000)
     },
     // 修改项目进度
@@ -88,9 +95,10 @@ export default {
         studyCourseId: this.params.studyCourseId,
         sourceId: this.params.sourceId,
         studyDuration: this.params.studyDuration,
-        studyPercentage: Math.ceil(
-          (Number(this.params.studyDuration) / Number(this.params.allStudyDuration)) * 100
-        ).toFixed(2)
+        studyPercentage:
+          Math.ceil((Number(this.params.studyDuration) / Number(this.params.allStudyDuration)) * 100).toFixed(2) > 100
+            ? 100
+            : Math.ceil((Number(this.params.studyDuration) / Number(this.params.allStudyDuration)) * 100).toFixed(2)
       }
       console.log('🚀 ~ updStudyDuration ~ params:', params)
       uni.request({
@@ -104,7 +112,7 @@ export default {
         success: res => {
           console.log('🚀 ~ handleEnd ~ res:', res)
           this.isShow = false
-          uni.navigateTo({
+          uni.reLaunch({
             url: '/pages/YNEduApp/learnProj/learnProjDetail?id=' + this.params.studyId
           })
         },
diff --git a/pages/YNEduApp/prac/exercises.vue b/pages/YNEduApp/prac/exercises.vue
index 062c463..40422b0 100644
--- a/pages/YNEduApp/prac/exercises.vue
+++ b/pages/YNEduApp/prac/exercises.vue
@@ -230,6 +230,7 @@ export default {
       correctRate: '0',
       // 已用时间 - 计时器 - 用于显示已用时间 格式 00:00:00
       usedTime: '00:00:00',
+      serviceTime: 0,
       // 正确题数
       trueNum: 0,
       // 错误题数
@@ -412,24 +413,36 @@ export default {
     // 开始计时 - 实时更新已用时间
     startTimer() {
       this.intervalId = setInterval(() => {
-        const time = this.usedTime.split(':')
-        let hours = parseInt(time[0])
-        let minutes = parseInt(time[1])
-        let seconds = parseInt(time[2])
-        seconds++
-        if (seconds === 60) {
-          seconds = 0
-          minutes++
-          if (minutes === 60) {
-            minutes = 0
-            hours++
-          }
-        }
-        this.usedTime = `${hours < 10 ? '0' + hours : hours}:${minutes < 10 ? '0' + minutes : minutes}:${
-          seconds < 10 ? '0' + seconds : seconds
-        }`
+        this.serviceTime++
+        this.handleTime()
+        // const time = this.usedTime.split(':')
+        // let hours = parseInt(time[0])
+        // let minutes = parseInt(time[1])
+        // let seconds = parseInt(time[2])
+        // seconds++
+        // if (seconds === 60) {
+        //   seconds = 0
+        //   minutes++
+        //   if (minutes === 60) {
+        //     minutes = 0
+        //     hours++
+        //   }
+        // }
+        // this.usedTime = `${hours < 10 ? '0' + hours : hours}:${minutes < 10 ? '0' + minutes : minutes}:${
+        //   seconds < 10 ? '0' + seconds : seconds
+        // }`
       }, 1000)
     },
+    // 处理时间
+    handleTime() {
+      // this.serviceTime 是秒数
+      let hours = parseInt(this.serviceTime / 3600)
+      let minutes = parseInt((this.serviceTime % 3600) / 60)
+      let seconds = parseInt(this.serviceTime % 60)
+      this.usedTime = `${hours < 10 ? '0' + hours : hours}:${minutes < 10 ? '0' + minutes : minutes}:${
+        seconds < 10 ? '0' + seconds : seconds
+      }`
+    },
     clickImg(url) {
       console.log('🚀 ~ clickImg ~ url:', url)
       uni.previewImage({
@@ -580,6 +593,8 @@ export default {
     },
     // 提交
     async handleSubmit() {
+      // 暂停时间
+      clearInterval(this.intervalId)
       console.log('提交')
       this.answerNum = this.trueNum + this.falseNum
       let rate = ((Number(this.trueNum) / Number(this.answerNum)) * 100).toFixed(2)
@@ -609,24 +624,17 @@ export default {
     handleConfirm() {
       console.log('确认')
       this.showModal = false
+      // 继续计时
+      this.startTimer()
     },
     // 结束答题
     handleClose() {
       this.isEnd = true
       // 停止计时
-      clearInterval()
-      console.log('结束', this.usedTime)
+      clearInterval(this.intervalId)
+      console.log('结束', this.usedTime, this.serviceTime)
       // 保存练习时长
-      // savePracticeDuration({
-      //   id: this.practiceId,
-      //   practiceDuration: Math.ceil(this.usedTime.split(':')[0] * 60 + this.usedTime.split(':')[1] / 60)
-      // })
-      // 将this.usedTime 00:00:00 转换为分钟
-      let time = this.usedTime.split(':').reduce((acc, cur, index) => {
-        return acc + cur * Math.pow(60, 2 - index)
-      }, 0)
-      // 再将秒数转换为分钟, 不足一分钟算一分钟
-      time = Math.ceil(time / 60)
+      let time = Math.ceil(this.serviceTime / 60)
       console.log('🚀 ~ handleClose ~ time:', time)
       const params = {
         id: this.recordId,