diff --git a/index.js b/index.js
index 5fd1d723c5e14f1d92963318bb8380f3b7d2b306..9e5ba8676320b334190dc08b97981ad3e9a352f4 100644
--- a/index.js
+++ b/index.js
@@ -1,7 +1,7 @@
 function aa (str) {
-  const englishRegex = /^[a-zA-Z]+$/;
-  return englishRegex.test(str);
+  const regex = /^[a-zA-Z\s.,!?'"*_\[\]()#\-，。！？：《》（）【】“”‘’]*$/;
+  return regex.test(str);
 }
 
-const a = aa('this is a good idea')
+const a = aa('this is a, good idea.')
 console.log(a);
\ No newline at end of file