A Test on Using Commas
This is a game to test your use of commas.(1) Click on a black square to reveal a question.
(2) To score points, answer the question correctly and, if prompted, give the reason for your answer. (The quicker you answer, the more points you score.)
(3) If you select the wrong answer or take too long, you will score 0 points for that question.
(4) You can review your answers at any point (including at the end of the test), and there are links to the related lessons on Grammar Monster.
(5) Click on your first square square to start. Good luck!