EX. 19, PAG 34 PB
EX. 7 AND 8. PAG 22 AB
Ex. 9 and 10, page 23 AB
Ex. 11 pag 24 AB

Hw. Friday, 5th February 2016.
Ex. 1, 2 and 3, page 25 AB
Próximo miércoles 10 de febrero, control unit 3.