If you struggle with this, here are some websites that help you conquer this problem.
LEO (Literacy Education
Online)
http://leo.stcloudstate.edu/grammar/subverag.html
Purdue University
Online Writing Lab
http://owl.english.purdue.edu/handouts/esl/eslsubverb.html
Now are you reading for a test on it?
Subject/Verb Agreement Exercise #2
http://online.parkland.cc.il.us:8900/quizserver/quizzes/jforman/nounverbagree2.html
