fix:optimize the input method for article practice

src/types/func.ts

@@ -26,6 +26,7 @@ export function getDefaultArticleWord(val: Partial<ArticleWord> = {}): ArticleWo
     nextSpace: true,
     isSymbol: false,
     symbolPosition: '',
+    input: '',
     ...val
   }) as ArticleWord
 }

src/types/types.ts

@@ -55,6 +55,7 @@ export interface ArticleWord extends Word {
   nextSpace: boolean,
   isSymbol: boolean,
   symbolPosition: 'start' | 'end' | '',
+  input:string
 }
 
 export interface Sentence {