diff --git a/public/dicts/en/article/NCE_2.json b/public/dicts/en/article/NCE_2.json
index 7933292a..3573f8b6 100644
--- a/public/dicts/en/article/NCE_2.json
+++ b/public/dicts/en/article/NCE_2.json
@@ -684,8 +684,8 @@
     "textTranslate": "傍晚时分，孩子们在田野中央搭起了帐篷。 \n这件事刚刚做完，他们就在篝火上烧起了饭。 \n他们全都饿了，饭菜散发出阵阵香味。 \n他们美美地吃了一顿饭后，就围在营火旁讲起了故事，唱起了歌。 \n但过了一阵子。天下起雨来， \n孩子们感到累了，于是他们扑灭了火，爬进了帐篷。 \n睡袋既暖和又舒服，所以，他们都睡得很香。 \n午夜前后，有两个孩子醒了，大声叫了起来。 \n原来帐篷里到处都是水！ \n他们全都跳出睡袋，跑到外面。 \n雨下得很大，他们发现地上已经形成了一条小溪。 \n那小溪弯弯曲曲穿过田野，然后正好从他们的帐篷底下流过去。",
     "newWords": [],
     "textAllWords": [],
-    "audioSrc": "",
-    "lrcPosition": []
+    "audioSrc": "/sound/article/nce2-1/A wet night.mp3",
+    "lrcPosition": [[15.08,21.85],[21.85,27.98],[27.98,32.99],[32.99,40.91],[40.91,44.71],[44.71,51.47],[51.47,58.66],[58.66,64.55],[64.55,67.56],[67.56,73.65],[73.65,80.09],[80.09,87.14]]
   },
   {
     "id": "wssWMG",
@@ -695,8 +695,8 @@
     "textTranslate": "贾斯珀.怀特是少有的相信古代神话的人之一。 \n他刚在城里买下一所新房子， \n但自从搬进去后，就和汽车及车主们发生了磨擦。 \n当他夜里回到家时，总是发现有人把车停在他家大门外。 \n为此，他甚至一次也没能把自己的车开进车库。 \n贾斯珀曾把几块“禁止停车”的牌子挂在大门外边， \n但没有任何效果。 \n现在他把一个丑陋的石雕头像放在了大门上边， \n这是我见过的最丑陋的头像之一。 \n我问他那是什么？他告诉我那是蛇发女怪美杜莎。 \n贾斯珀希望她把汽车和车主们都变成石头。 \n但到目前为止还没有一个变成石头呢！",
     "newWords": [],
     "textAllWords": [],
-    "audioSrc": "",
-    "lrcPosition": []
+    "audioSrc": "/sound/article/nce2-1/No parking.mp3",
+    "lrcPosition": [[14.22,21.12],[21.12,25.11],[25.11,31.49],[31.96,40.56],[40.56,49.02],[49.02,54.46],[54.46,58.16],[58.94,64.19],[64.19,69.51],[69.51,76.75],[76.75,82.58],[82.58,86.61]]
   },
   {
     "id": "yrukKY",
@@ -706,8 +706,8 @@
     "textTranslate": "本.弗西特机长买了一辆不同寻常的出租汽车，并开始了一项新的业务。 \n这辆“出租汽车”是一架小型瑞士飞机，叫“皮勒特斯.波特“号。 \n这架奇妙的飞机可以载7名乘客。 \n然而，最令人惊奇的是它能够在任何地方降落：雪地上，水面上，甚至刚耕过的田里。 \n弗西特机长的第一名乘客是位医生，他从伯明翰飞往威尔士山区一个偏僻的村庄。 \n从那时开始，弗西特机长已经载送乘客到过许多不寻常的地方。 \n一次，他把飞机降落在了一栋公寓楼的屋顶上；还有一次，降落在了一个废弃的停车场上。 \n弗西特机长刚刚拒绝了一位商人的奇怪要求。 \n这个人想要飞往大西洋上的一个孤岛 -- 罗卡尔岛， \n弗西特机长之所以不送他去，是因为那段飞行太危险了。",
     "newWords": [],
     "textAllWords": [],
-    "audioSrc": "",
-    "lrcPosition": []
+    "audioSrc": "/sound/article/nce2-1/Taxi.mp3",
+    "lrcPosition": [[15.69,23.34],[23.34,29.69],[29.69,34.4],[34.4,47.11],[47.11,56.89],[56.89,64.48],[64.48,74.86],[74.86,81.17],[81.17,88.27],[88.27,93.84]]
   },
   {
     "id": "EhqXID",
@@ -717,8 +717,8 @@
     "textTranslate": "威尔河是横穿过我家附近公园的一条小河。 \n我喜欢在天气晴朗的下午到河边坐坐。 \n上星期日天气很暖和， \n于是我和往常一样，又去河边坐着。 \n河岸上有些孩子正在玩耍，河面上有些人正在划船。 \n突然，一个孩子狠狠地踢了一脚球，球便向着一只划过来的小船飞去。 \n岸上的一些人对着小船上的人高喊， \n但他没有听见。 \n球重重地打在他身上，使他差点儿落入水中。 \n我转过头去看那些孩子， \n但一个也不见，全都跑了！ \n当那个人明白了发生的事情时，笑了起来。 \n他大声叫着那些孩子，把球扔回到岸上。",
     "newWords": [],
     "textAllWords": [],
-    "audioSrc": "",
-    "lrcPosition": []
+    "audioSrc": "/sound/article/nce2-1/Football or polo.mp3",
+    "lrcPosition": [[13.78,20.02],[20.02,24.73],[24.73,27.2],[27.2,31.72],[32.21,39.58],[39.58,48.04],[48.04,55.56],[55.56,55.1],[55.56,62.52],[62.52,64.9],[64.9,69.92],[70.23,74.83],[74.83,79.99]]
   },
   {
     "id": "ST0c_B",
diff --git a/public/sound/article/nce2-1/27－A Wet Night.lrc b/public/sound/article/nce2-1/27－A Wet Night.lrc
deleted file mode 100644
index a8effee4..00000000
--- a/public/sound/article/nce2-1/27－A Wet Night.lrc	
+++ /dev/null
@@ -1,17 +0,0 @@
-[al:新概念英语（二）]
-[ar:MP3 同步字幕版（美音）]
-[ti:A Wet Night]
-[by:更多学习内容，请到VeryCD.com搜索“露珠”]
-[00:10.29]What happened to the boys in the night?
-[00:15.08]Late in the afternoon, the boys put up their tent in the middle of a field.
-[00:21.85]As soon as this was done, they cooked a meal over an open fire.
-[00:27.98]They were all hungry and the food smelled good.
-[00:32.99]After a wonderful meal, they told stories and sang songs by the campfire.
-[00:40.91]But some time later it began to rain.
-[00:44.71]The boys felt tired so they put out the fire and crept into their tent.
-[00:51.47]Their sleeping bags were warm and comfortable, so they all slept soundly.
-[00:58.66]In the middle of the night, two boys woke up and began shouting.
-[01:04.55]The tent was full of water!
-[01:07.56]They all leapt out of their sleeping bags and hurried outside.
-[01:13.65]It was raining heavily and they found that a stream had formed in the field.
-[01:20.09]The stream wound its way across the field and then flowed right under their tent!
diff --git a/public/sound/article/nce2-1/28－No Parking.lrc b/public/sound/article/nce2-1/28－No Parking.lrc
deleted file mode 100644
index e3f0faa9..00000000
--- a/public/sound/article/nce2-1/28－No Parking.lrc	
+++ /dev/null
@@ -1,15 +0,0 @@
-[al:新概念英语（二）]
-[ar:MP3 同步字幕版（美音）]
-[ti:No Parking]
-[by:更多学习内容，请到VeryCD.com搜索“露珠”]
-[00:09.64]What is Jasper White's problem?
-[00:14.22]Jasper White is one of those rare people who believes in ancient myths.
-[00:21.12]He has just bought a new house in the city, but ever since he moved in, he has had trouble with cars and their owners.
-[00:31.96]When he returns home at night, he always finds that someone has parked a car outside his gate.
-[00:40.56]Because of this, he has not been able to get his own car into his garage even once.
-[00:49.02]Jasper has put up 'No Parking' signs outside his gate, but these have not had any effect.
-[00:58.94]Now he has put an ugly stone head over the gate.
-[01:04.19]It is one of the ugliest faces I have ever seen.
-[01:09.51]I asked him what it was and he told me that it was Medusa, the Gorgon.
-[01:16.75]Jasper hopes that she will turn cars and their owners to stone.
-[01:22.58]But none of them has been turned to stone yet!
diff --git a/public/sound/article/nce2-1/29－Taxi.lrc b/public/sound/article/nce2-1/29－Taxi.lrc
deleted file mode 100644
index 1b14d9c3..00000000
--- a/public/sound/article/nce2-1/29－Taxi.lrc
+++ /dev/null
@@ -1,15 +0,0 @@
-[al:新概念英语（二）]
-[ar:MP3 同步字幕版（美音）]
-[ti:Taxi]
-[by:更多学习内容，请到VeryCD.com搜索“露珠”]
-[00:09.28]Does Captain Fawcett think any trip is too dangerous?
-[00:15.69]Captain Ben Fawcett has bought an unusual taxi and has begun a new service.
-[00:23.34]The 'taxi' is a small Swiss aeroplane called a 'Pilatus Porter'.
-[00:29.69]This wonderful plane can carry seven passengers.
-[00:34.40]The most surprising thing about it, however, is that it can land anywhere: on snow, water, or even on a ploughed field.
-[00:47.11]Captain Fawcett's first passenger was a doctor who flew from Birmingham to a lonely village in the Welsh mountains.
-[00:56.89]Since then, Captain Fawcett has flown passengers to many unusual places.
-[01:04.48]Once he landed on the roof of a block of flats and on another occasion, he landed in a deserted car park.
-[01:14.86]Captain Fawcett has just refused a strange request from a businessman.
-[01:21.17]The man wanted to fly to Rockall, a lonely island in the Atlantic Ocean,
-[01:28.27]but Captain Fawcett did not take him because the trip was too dangerous.
diff --git a/public/sound/article/nce2-1/30－Football or Polo.lrc b/public/sound/article/nce2-1/30－Football or Polo.lrc
deleted file mode 100644
index 08adc69e..00000000
--- a/public/sound/article/nce2-1/30－Football or Polo.lrc	
+++ /dev/null
@@ -1,15 +0,0 @@
-[al:新概念英语（二）]
-[ar:MP3 同步字幕版（美音）]
-[ti:Football or Polo?]
-[by:更多学习内容，请到VeryCD.com搜索“露珠”]
-[00:09.99]What happened to the man in the boat?
-[00:13.78]The Wayle is a small river that cuts across the park near my home.
-[00:20.02]I like sitting by the Wayle on fine afternoons.
-[00:24.73]It was warm last Sunday, so I went and sat on the river bank as usual.
-[00:32.21]Some children were playing games on the bank and there were some people rowing on the river.
-[00:39.58]Suddenly, one of the children kicked a ball very hard and it went towards a passing boat.
-[00:48.04]Some people on the bank called out to the man in the boat, but he did not hear them.
-[00:55.56]The ball struck him so hard that he nearly fell into the water.
-[01:02.52]I turned to look at the children, but there weren't any in sight: they had all run away!
-[01:10.23]The man laughed when he realized what had happened.
-[01:14.83]He called out to the children and threw the ball back to the bank.
diff --git a/public/sound/article/nce2-1/27－A Wet Night.mp3 b/public/sound/article/nce2-1/A wet night.mp3
similarity index 100%
rename from public/sound/article/nce2-1/27－A Wet Night.mp3
rename to public/sound/article/nce2-1/A wet night.mp3
diff --git a/public/sound/article/nce2-1/30－Football or Polo.mp3 b/public/sound/article/nce2-1/Football or polo.mp3
similarity index 100%
rename from public/sound/article/nce2-1/30－Football or Polo.mp3
rename to public/sound/article/nce2-1/Football or polo.mp3
diff --git a/public/sound/article/nce2-1/28－No Parking.mp3 b/public/sound/article/nce2-1/No parking.mp3
similarity index 100%
rename from public/sound/article/nce2-1/28－No Parking.mp3
rename to public/sound/article/nce2-1/No parking.mp3
diff --git a/public/sound/article/nce2-1/29－Taxi.mp3 b/public/sound/article/nce2-1/Taxi.mp3
similarity index 100%
rename from public/sound/article/nce2-1/29－Taxi.mp3
rename to public/sound/article/nce2-1/Taxi.mp3