diff --git "a/52\345\217\267 \347\250\213\345\270\205\347\277\224/11.10.md" "b/52\345\217\267 \347\250\213\345\270\205\347\277\224/11.10.md"
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git "a/52\345\217\267 \347\250\213\345\270\205\347\277\224/11.9.md" "b/52\345\217\267 \347\250\213\345\270\205\347\277\224/11.9.md"
new file mode 100644
index 0000000000000000000000000000000000000000..12f0b6142c9c41b75f22629dabfaf40c43102d78
--- /dev/null
+++ "b/52\345\217\267 \347\250\213\345\270\205\347\277\224/11.9.md"	
@@ -0,0 +1,61 @@
+# 作业
+
+```js
+// 获取元素
+   let img=document.querySelector('.slider-wrapper img');
+   let p=document.querySelector('.slider-footer p');
+   let colo=document.querySelector('.slider-footer');
+   let shan=document.querySelector('.toggle .prev');
+   let xia=document.querySelector('.toggle .next');
+//通用函数
+   function nb(){
+    img.src=data[i].url;
+    p.innerHTML=data[i].title;
+    colo.style.backgroundColor=data[i].color;
+    document.querySelector(`.slider-indicator .active`).classList.remove('active');
+    document.querySelector(`.slider-indicator li:nth-child(${i+1})`).classList.add('active');
+   }
+//自动轮播
+   let i=0;
+   let set=setInterval(function (){
+    i++;
+    if (i>=data.length) {
+      i=0;
+    }
+    nb()
+   },1000);
+//鼠标移入
+colo.addEventListener('mouseenter',function(){
+    clearInterval(set);
+   });
+//鼠标离开
+colo.addEventListener('mouseleave',function(){
+    set=setInterval(function(){
+    i++;
+    if (i>=data.length) {
+      i=0;
+    }
+    img.src=data[i].url;
+    p.innerHTML=data[i].title;
+    colo.style.backgroundColor=data[i].color;
+    document.querySelector(`.slider-indicator .active`).classList.remove('active');
+    document.querySelector(`.slider-indicator li:nth-child(${i+1})`).classList.add('active');
+   },1000);
+   });
+//点击下一张
+xia.addEventListener('click',function(){
+  i++;  
+    if (i>=data.length) {
+      i=0;
+    }
+    nb()
+});
+//点击上一张
+shan.addEventListener('click',function(){
+  
+    if (i<=0) {
+      i=data.length;
+    }
+  i--;  
+    nb()
+});
\ No newline at end of file