diff --git a/mode/scala.py b/mode/scala.py
index e792968..4a664c9 100644
--- a/mode/scala.py
+++ b/mode/scala.py
@@ -1,12 +1,11 @@
-import commands
-import time
-from tab import StackTabber
-from method import Method 
+#import commands
+#from tab import StackTabber
+#from method import Method 
 from mode import Fundamental
 from lex import Grammar, PatternRule, RegionRule, PatternMatchRule
 from mode.python import StringGrammar1, StringGrammar2
-from mode.pipe import Pipe
-from method.shell import Interact
+#from mode.pipe import Pipe
+#from method.shell import Interact
 
 chr1 = '[a-zA-Z_]'
 chr2 = '[a-zA-Z_0-9]'
@@ -18,6 +17,12 @@ NestedCommentGrammar.rules = [
     PatternRule('data', r'(?:[^\*]|\*(?!/))+'),
 ]
 
+class StringGrammar(Grammar):
+    rules = [
+        PatternRule('escaped', r"\\u[0-9A-Fa-f]{4}|\\[0-7]{1,3}|\\[btnfr\"'\\]"),
+        PatternRule('data', r'[^\\"]+'),
+    ]
+
 class ScalaGrammar(Grammar):
     rules = [
         PatternRule('scala.comment', '//.*$'),
@@ -37,8 +42,8 @@ class ScalaGrammar(Grammar):
         PatternRule('scala.bool', '(?:true|false)(?![a-zA-Z0-9_])'),
 
         PatternRule('scala.char', r"'(?:[^'\\]|\\u[0-9A-Fa-f]{4}|\\[0-7]{1,3}|\\[btnfr\"'\\])'"),
-        #PatternRule('scala.string', '-?[0-9]'),
-        #PatternRule('scala.symbol', '-?[0-9]'),
+        RegionRule('scala.string', '"', StringGrammar, '"'),
+        PatternRule('scala.symbol', "'[a-zA-Z_][a-zA-Z0-9_]*"),
         PatternRule('scalar.null', 'null'),
     ]