fixed typo 'choses' to 'chooses'

src/ng/directive/ngSwitch.js

@@ -11,7 +11,7 @@
  * as specified in the template.
  *
  * The directive itself works similar to ngInclude, however, instead of downloading template code (or loading it
- * from the template cache), `ngSwitch` simply choses one of the nested elements and makes it visible based on which element
+ * from the template cache), `ngSwitch` simply chooses one of the nested elements and makes it visible based on which element
  * matches the value obtained from the evaluated expression. In other words, you define a container element
  * (where you place the directive), place an expression on the **`on="..."` attribute**
  * (or the **`ng-switch="..."` attribute**), define any inner elements inside of the directive and place