Update controller.rst

Author: ifdattic

book/controller.rst

@@ -5,7 +5,7 @@ Controller
 ==========
 
 A controller is a PHP callable you create that takes information from the
-HTTP request and constructs and returns an HTTP response (as a Symfony
+HTTP request and creates and returns an HTTP response (as a Symfony
 ``Response`` object). The response could be an HTML page, an XML document,
 a serialized JSON array, an image, a redirect, a 404 error or anything else
 you can dream up. The controller contains whatever arbitrary logic *your
@@ -34,7 +34,7 @@ common examples:
   for the homepage of the site.
 
 * *Controller B* reads the ``slug`` parameter from the request to load a
-  blog entry from the database and create a ``Response`` object displaying
+  blog entry from the database and creates a ``Response`` object displaying
   that blog. If the ``slug`` can't be found in the database, it creates and
   returns a ``Response`` object with a 404 status code.
 
@@ -478,7 +478,9 @@ You can also put templates in deeper sub-directories. Just try to avoid creating
 unnecessarily deep structures::
 
     // renders app/Resources/views/hello/greetings/index.html.twig
-    return $this->render('hello/greetings/index.html.twig', array('name' => $name));
+    return $this->render('hello/greetings/index.html.twig', array(
+        'name' => $name
+    ));
 
 The Symfony templating engine is explained in great detail in the
 :doc:`Templating </book/templating>` chapter.
@@ -513,7 +515,7 @@ via the ``get()`` method. Here are several common services you might need::
 
     $mailer = $this->get('mailer');
 
-What other services exist? You can list all services, use the ``container:debug``
+What other services exist? To list all services, use the ``container:debug``
 console command:
 
 .. code-block:: bash