Challenging exercises Jaa Sulje 1/13 Exercise 13.22 Avaa lomake 1/13 Exercise 13.23 Avaa lomake 1/13 Exercise 13.24 Avaa lomake 1/13 Exercise 13.25 Avaa lomake 1/13 Exercise 13.26 Avaa lomake 1/13 Exercise 13.27 Avaa lomake 1/13 Exercise 13.28 Avaa lomake