Because three-forth of sense of taste come from sense of smell.(Unfortunately, i don't know about voice)
Answer:
Mark time is basically marching in place (without moving forward). The command is, "Mark time, march." When marching, the command of execution "March," is given as either foot strikes the ground. You take one more 30-inch step with the right (or left) foot.
ignore (SC:GL)
I currently have braces and at first they are going to cause a slight pain to your teeth, make sure you brush them even more then usual and more thoroughly, brush your teeth after each meal if possible.