--- a/coursework/cw03.tex	Wed Dec 06 00:06:37 2017 +0000
+++ b/coursework/cw03.tex	Thu Dec 07 12:26:41 2017 +0000
@@ -26,7 +26,7 @@
 \subsection*{Question 1}
 
 Design a grammar for the WHILE language and give the grammar
-rules. The main categories of non-terminal should be:
+rules. The main categories of non-terminals should be:
 
 \begin{itemize}
 \item arithmetic expressions (with the operations from the