Answers!!

These are the answers to the exercises on Misunderstandings:
Ex. 1: head or tail, 2 stick, 3 wires, 4 purpose
Ex. 2: 1f, 2a, 3d, 4b (twisting what I said), 5e, 6c.
Ex. 3: 1b, 2a, 3d, 4c (Note that a and b are very close in meaning)
Ex. 4: 1f, 2d, 3c, 4b, 5a, 6e.
Ex. 5: wavelength, 2 stick, 3 purposes, 4 head, 5 tail, 6 penny, 7 Greek, 8 wires, 9 depth, 10 point, 11 lost, 12 add.