diff -r 0893b9ee44ea Doc/tutorial/introduction.rst
--- a/Doc/tutorial/introduction.rst	Tue Jan 20 17:21:41 2015 -0800
+++ b/Doc/tutorial/introduction.rst	Wed Jan 21 15:30:52 2015 +0530
@@ -391,7 +391,7 @@
    >>> squares[:]
    [1, 4, 9, 16, 25]
 
-Lists also supports operations like concatenation::
+Lists also support operations like concatenation::
 
    >>> squares + [36, 49, 64, 81, 100]
    [1, 4, 9, 16, 25, 36, 49, 64, 81, 100]