Fix typo
diff --git a/Doc/library/functions.rst b/Doc/library/functions.rst
index 1b85d69..9eb7d19 100644
--- a/Doc/library/functions.rst
+++ b/Doc/library/functions.rst
@@ -1117,7 +1117,7 @@
total. *start* defaults to ``0``. The *iterable*'s items are normally numbers,
and the start value is not allowed to be a string.
- For some use cases, there a good alternatives to :func:`sum`.
+ For some use cases, there are good alternatives to :func:`sum`.
The preferred, fast way to concatenate a sequence of strings is by calling
``''.join(sequence)``. To add floating point values with extended precision,
see :func:`math.fsum`\. To concatenate a series of iterables, consider using