Choose: exercise 1
Fill in: exercise 1, exercise 2, exercise 3, exercise 4, exercise 5, exercise 6, exercise 7, exercise 8
Write: exercise 1, exercise 2
Choose: exercise 1, exercise 2
Fill in: exercise 1, exercise 2 exercise 2, exercise 3, exercise 4
Choose: exercise 1, exercise 2, exercise 3
Write: exercise 1
Choose: exercise 1, exercise 2, exercise 3, exercise 4, exercise 5, exercise 6
Fill in: exercise 1, exercise 2, exercise 3, exercise 4, exercise 5, exercise 6