diff --git a/WebIDE/enhance.user.js b/WebIDE/enhance.user.js
index f7922ce..d4a902e 100644
--- a/WebIDE/enhance.user.js
+++ b/WebIDE/enhance.user.js
@@ -64,7 +64,7 @@
     }
     document.onkeydown = function() {
         var e = window.event;
-        if (!e.altKey) { return; }
+        if (!e.altKey || e.ctrlKey || e.shiftKey) { return; }
         switch (e.keyCode) {
             case 87:
                 // Alt + W 关闭Tab标签页