public void AquireUserSentence_RetrieveUserSentence_String()
        {
            // Arrange //
            RepeatCounter newCounter = new RepeatCounter();
            // Act //
            string theirInput = newCounter.AcquireUserSentence("This is a test sentence.");

            // Assert //
            Assert.AreEqual("This is a test sentence.", theirInput);
        }