diff --git a/src/api/study.js b/src/api/study.js
index df818e4e..ef123a57 100644
--- a/src/api/study.js
+++ b/src/api/study.js
@@ -156,4 +156,14 @@ export const textChartApi = (data) => {
 		toastErrors: true,
 		data
 	});
+};
+
+// 设置学习顾问音色/traStdyTeacher/setStudyTeacher
+export const setStudyTeacherApi = (data) => {
+	return request({
+		url: base_url + '/traStdyTeacher/setStudyTeacher',
+		method: 'post',
+		toastErrors: true,
+		data
+	});
 };
\ No newline at end of file
diff --git a/src/pages/course/components/talkingItem.vue b/src/pages/course/components/talkingItem.vue
index 43b5ec4e..b2d61564 100644
--- a/src/pages/course/components/talkingItem.vue
+++ b/src/pages/course/components/talkingItem.vue
@@ -3,11 +3,11 @@
 	<view :class="['ai-answer', props.class]" :id="props.id" v-if="[3,4,5].indexOf(type) >= 0">
 		<view class="user-info">
 			<view class="avatar-box">
-				<ImagePreview class="img-box" :imgId="dataInfo?.userInfo?.imgAddr"></ImagePreview>
+				<ImagePreview class="img-box" :imgId="teacherInfo?.imgAddr"></ImagePreview>
 			</view>
 			<view class="ai-name">
-				{{ dataInfo?.userInfo?.teacherName }}
-				<view class="ai-name-desc">{{dataInfo?.userInfo?.teacherDesc}}</view>
+				{{ teacherInfo?.teacherName }}
+				<view class="ai-name-desc">{{teacherInfo?.teacherDesc}}</view>
 			</view>
 		</view>
 		<view :class="['talking-info', [4].indexOf(type) >= 0 ? 'talking-info-less':''] ">
@@ -88,11 +88,11 @@
 	<view :class="['ai-answer', props.class]" :id="props.id" v-if="[7].indexOf(type) >= 0">
 		<view class="user-info">
 			<view class="avatar-box">
-				<ImagePreview class="img-box" :imgId="dataInfo?.userInfo?.imgAddr"></ImagePreview>
+				<ImagePreview class="img-box" :imgId="teacherInfo?.imgAddr"></ImagePreview>
 			</view>
 			<view class="ai-name">
-				{{ dataInfo?.userInfo?.teacherName }}
-				<view class="ai-name-desc">{{dataInfo?.userInfo?.teacherDesc}}</view>
+				{{ teacherInfo?.teacherName }}
+				<view class="ai-name-desc">{{teacherInfo?.teacherDesc}}</view>
 			</view>
 		</view>
 		<view :class="['talking-info', [4,7].indexOf(type) >= 0 ? 'talking-info-less':''] ">
@@ -205,6 +205,10 @@ const audioCacheObj = computed(() => storageStore.audioObj)
 			default: () => ({}),
 			type: Object
 		},
+		teacherInfo: {
+			default: () => ({}),
+			type: Object
+		},
 		activeVoiceId:{
 			default:'',
 			type: String
@@ -239,12 +243,13 @@ const audioCacheObj = computed(() => storageStore.audioObj)
 		}
 	})
 	
-	const { type, dataInfo, activeVoiceId, isPlaying, isLast, lastQuestionInfo} = toRefs(props)
+	const { type, dataInfo, activeVoiceId, isPlaying, isLast, lastQuestionInfo, teacherInfo} = toRefs(props)
 	const emit = defineEmits(['changePlay', 'nextQuestion', 'withdraw', 'finishQuestion'])
 	// 声音播放初始化
 	const talkVoiceObj = ref(uni.createInnerAudioContext())
 	talkVoiceObj.value.playbackRate = Number(props.voiceRate)
 	const userInfo = computed(() => getUserInfo())
+	const itemVoice = ref('')
 	
 	const showWithdraw = computed(()=>{
 		let _isMe = unref(lastQuestionInfo).qnsLogId === unref(dataInfo).qnsLogId
@@ -253,6 +258,13 @@ const audioCacheObj = computed(() => storageStore.audioObj)
 	})
 	
 	const voiceLoading = ref(false)
+	watch(() => props.teacherInfo,(val) => {
+		itemVoice.value = ''
+		talkVoiceObj.value.src = ''
+	},{
+		deep: true,
+		immediate: true
+	})
 	watch(() => props.isPlaying,(val) => {
 		if(!val){
 			talkVoiceObj.value?.pause()
@@ -311,7 +323,6 @@ const audioCacheObj = computed(() => storageStore.audioObj)
 		talkVoiceObj.value.src = ''
 	})
 	talkVoiceObj.value.onError(()=>{
-		emit('changePlay', '')
 		talkVoiceObj.value.src = ''
 	})
 	const pauseVoice = () => {
@@ -333,19 +344,20 @@ const audioCacheObj = computed(() => storageStore.audioObj)
 			playVoice()
 		}
 	}
-	const itemVoice = ref('')
 	const playVoice = (readType = 'pgth') =>{
 		let _content = showContent.value
 		if(!_content){
 			common.msg('没有可以播放的文字信息！')
 			return
 		}
+			emit('changePlay', unref(dataInfo)?.id)
 		// readType 阅读内容类型pgrh段落/qns问题
-		emit('changePlay', unref(dataInfo)?.id)
 		if(talkVoiceObj.value.src && talkVoiceObj.value.src === itemVoice.value) {
+			emit('changePlay', unref(dataInfo)?.id)
 			talkVoiceObj.value.play() 
 			return
 		}
+		talkVoiceObj.value.src = ''
 		if(itemVoice.value){
 			setTimeout(()=>{
 				talkVoiceObj.value.src = itemVoice.value
@@ -358,14 +370,14 @@ const audioCacheObj = computed(() => storageStore.audioObj)
 				pgrphId: unref(dataInfo)?.pgrphId || '',
 				qnsId: unref(dataInfo)?.qnsId || '',
 				readType: readType,
-				teachNo: unref(dataInfo)?.userInfo?.teacherNo, // 必填
+				teachNo: unref(teacherInfo)?.teacherNo, // 必填
 				content: _content
 			}
 			let _url = '/trastudy/traStdyInfo/readContent?' + Object.keys(_params).map(t=>{
 				return encodeURIComponent(t) + '=' + encodeURIComponent(_params[t])
 			}).join('&')
 			
-			storageStore.getStorageById('audio', _url, (url)=>{
+			storageStore.getStorageById('audio', _url + _params.teachNo, (url)=>{
 				if(url){
 					voiceLoading.value = false
 					itemVoice.value = url
@@ -381,7 +393,7 @@ const audioCacheObj = computed(() => storageStore.audioObj)
 						itemVoice.value = res.tempFilePath
 						talkVoiceObj.value.src = res.tempFilePath
 						talkVoiceObj.value.play()
-						storageStore.setStorage('audio', _url, itemVoice.value)
+						storageStore.setStorage('audio', _url + _params.teachNo, itemVoice.value)
 					}).catch((err)=>{
 						voiceLoading.value = false
 					})
diff --git a/src/pages/course/components/touchBtn.vue b/src/pages/course/components/touchBtn.vue
index 2aa9db6b..6e957d9d 100644
--- a/src/pages/course/components/touchBtn.vue
+++ b/src/pages/course/components/touchBtn.vue
@@ -13,7 +13,7 @@
 				placeholderStyle='color:#999999;font-size:26rpx' placeholder="请输入答案">
 			</uv-input>
 		</view>
-		<view class="talk-btn-box"  @click.stop="showKeyboard">
+		<view class="talk-btn-box"  @click.stop="showKeyboard" v-show="!onlyVoice">
 			<image class="talk-btn-icon" v-show="!keyboardIsShow" src="/src/static/images/course/jianpan.png" mode=""></image>
 			<image class="talk-btn-icon" v-show="keyboardIsShow" src="/src/static/images/course/send.png" mode=""></image>
 		</view>
@@ -46,19 +46,26 @@ const proxy = getCurrentInstance()
 const emit = defineEmits(['uploadVoice', 'submitAnswer','startRecord'])
 const props = defineProps({
 	isDisabled:{
-		default: Boolean,
-		type: true
+		default: true,
+		type: Boolean
 	},
 	isLoading:{
+		default: false,
+		type: Boolean
+	},
+	onlyVoice:{
 		default:	false,
 		type: Boolean
-	}
+	},
 })
-const { isDisabled } = toRefs(props)
+const { isDisabled, onlyVoice } = toRefs(props)
 const isLoadingState = computed(() => props.isLoading)
 watch(()=>props.isLoading,()=>{},{
 	deep:true,immediate:true
 })
+watch(()=>props.onlyVoice,()=>{},{
+	deep:true,immediate:true
+})
 const showTalkingModel = ref(false)
 const keyboardIsShow = ref(false)
 const answerValue = ref('')
@@ -235,7 +242,7 @@ const showKeyboard = () => {
 		}
 	}else{
 		uni.showToast({
-		  title: '请先获取问题信息！',
+		  title: '暂无问题需要回答！',
 		  icon: "none",
 		  duration:1000
 		})
diff --git a/src/pages/course/study.vue b/src/pages/course/study.vue
index c9c8a447..5c19da10 100644
--- a/src/pages/course/study.vue
+++ b/src/pages/course/study.vue
@@ -5,7 +5,7 @@
 		<view class="course-study-body" v-show="step === 1">
 			<view class="seek-setting">
 				<view class="inline-block" @click="showChangeSeekModelNow">{{chooseRate}}倍</view>
-				<image src="@/static/images/course/setting.png" alt="" class="image-icon" @click.stop="showChangeBgModelNow"></image>
+				<!-- <image src="@/static/images/course/setting.png" alt="" class="image-icon" @click.stop="showChangeBgModelNow"></image> -->
 			</view>
 			<view class="body-title">
 				<uv-icon class="arrow-icon" name="arrow-left" @click="backRouter()"/>
@@ -67,6 +67,7 @@
 					:isPlaying="activeVoiceTalkingItemId === item.id"
 					:voiceRate="chooseRate"
 					:lastQuestionInfo="lastTalkingInfo"
+					:teacherInfo="choiceTeacherInfo"
 					@changePlay="changePlayItemId"
 					@nextQuestion="nextQuestionSuccess"
 					@withdraw="withdrawNow"
@@ -83,6 +84,7 @@
 				@submitAnswer="submitAnswerNow"
 				@startRecord="changePlayItemId('')"
 				:isLoading="isUploadingVoice"
+				:onlyVoice="answerOnlyVoice"
 				:isDisabled="((lastTalkingInfo.type||0) !== 4)"
 			/>
 		</view>
@@ -103,15 +105,22 @@
 		</uv-overlay>
 		<uv-overlay :show="showBgModel" opacity=".6" @click="showBgModel = false">
 			<view class="overlay-box">
-				<view class="white-bg-box">
+				<view class="white-bg-box-setting white-bg-box">
 					<view class="box-title">设置
 					</view>
-					<view class="box-btns">
-						<view
-							v-for="item in rateList"
-							:class="{'is-active':item === chooseRate}" 
-							@click="chooseRateNow(item)"
-						>{{item}}</view>
+					<view class="box-items" @click.stop>
+						<view class="box-item">
+							<view class="box-item-title">音色</view>
+							<uv-radio-group v-model="choiceTeacher" class="box-item-cont">
+								<view class="overlay-voice-item" v-for="item in teacherList" :key="item.teacherNo" @click="changeTeacherVoiceNow(item)">
+									<view class="overlay-avatar-box">
+										<ImagePreview class="overlay-img-box" :src="item.imgAddr" :isCache="true" :width="120" :height="160"></ImagePreview>
+									</view>
+									<view class="overlay-teacher-name">{{item.teacherName}}</view>
+									<uv-radio :name="item.teacherNo" class="overlay-radio-box" @click.stop/>
+								</view>
+							</uv-radio-group>
+						</view>
 					</view>
 				</view>
 			</view>
@@ -135,7 +144,8 @@ import {
 	getCourseStudyInfoApi, 
 	afreshStudyCourseApi,
 	queryQuestionEvalateApi,
-	textChartApi
+	textChartApi,
+	setStudyTeacherApi
 } from "@/api/study.js"
 import common from '@/common/common';
 import TalkingItem from '@/pages/course/components/talkingItem.vue'
@@ -244,20 +254,38 @@ const showChangeSeekModelNow = () => {
 }
 const showBgModel = ref(false)
 const showChangeBgModelNow = () => {
+	changePlayItemId()
 	showBgModel.value = true
 }
 // 关闭播放状态
 const changePlayItemId = (id = '') => {
-	if(activeVoiceTalkingItemId.value === id){
-		activeVoiceTalkingItemId.value = ''
-	}else{
-		activeVoiceTalkingItemId.value = id
-	}
+	activeVoiceTalkingItemId.value = id
+	// if(activeVoiceTalkingItemId.value === id){
+	// 	activeVoiceTalkingItemId.value = ''
+	// }else{
+	// 	activeVoiceTalkingItemId.value = id
+	// }
 }
 // 选择的教师对象信息
 const choiceTeacherInfo = computed(()=>{
 	return teacherList.value.find(t=> t.teacherNo === choiceTeacher.value)
 }) 
+
+const changeTeacherVoiceNow = async (item) => {
+	if(item.teacherNo === choiceTeacher.value) return
+	try{
+		const res = await setStudyTeacherApi({
+			stdyId: stdyId.value,
+			teacherNo: item.teacherNo
+		})
+		console.log(res)
+		if(res.rtnCode === '0000'){
+			choiceTeacher.value = item.teacherNo
+			showBgModel.value = false
+		}
+	}catch{} finally{}
+}
+
 // 选择教师语音对象
 const activeVoiceTeachNo = ref('')
 let teacherVoiceObj = uni.createInnerAudioContext()
@@ -322,6 +350,11 @@ const isLastPgrph = ref(false)
 const backRouter = ()=>{
 	common.redirectTo(`/pages/courseDetail/index?crsId=${crsId.value}&crsNum=${crsNum.value}&from=study`)
 }
+
+const answerOnlyVoice = computed(()=>{
+	return lastTalkingInfo.value.answerWay === 'V'
+})
+
 // 获取段落
 const getGraphInfoUnStudy = (flag = 0) => {
 	console.log(isLastPgrph.value)
@@ -1162,6 +1195,10 @@ const chooseRateNow = (item) => {
 			overflow: hidden;
 			border-radius: 32rpx 32rpx 0 0;
 			padding: 58rpx 36rpx;
+			&.white-bg-box-setting{
+				height: auto;
+				min-height: 400rpx;
+			}
 			.box-title{
 				font-size: 32rpx;
 				font-weight: bold;
@@ -1178,6 +1215,55 @@ const chooseRateNow = (item) => {
 					color: #06f;
 				}
 			}
+			.box-items{
+				.box-item{
+					margin-bottom: 20rpx;
+					overflow: hidden;
+					.box-item-title{
+						width: 86rpx;
+						height: 100%;
+						float: left;
+						overflow: hidden;
+						color: #666;
+						font-size: 28rpx;
+					}
+					.box-item-cont{
+						display: block;
+						float: left;
+						width: calc(100% - 86rpx);
+						overflow: hidden;
+						.overlay-voice-item{
+							width: 123rpx;
+							float: left;
+							position: relative;
+							margin-bottom: 30rpx;
+							&:not(:nth-child(3n)){
+								margin-right: 100rpx;
+							}
+							.overlay-avatar-box{
+								width: 123rpx;
+								height: 123rpx;
+								border-radius: 50%;
+								overflow: hidden;
+								box-shadow: 1rpx 0rpx 5rpx #ccc;
+							}
+							.overlay-teacher-name{
+								width: 123rpx;
+								text-align: center;
+								height: 58rpx;
+								line-height: 58rpx;
+								font-size: 28rpx;
+							}
+							.overlay-radio-box{
+								position: absolute;
+								left: 100rpx;
+								top: 5rpx;
+								pointer-events: none;
+							}
+						}
+					}
+				}
+			}
 		}
 	}