Fill in: exercise 1, exercise 2, exercise 3, exercise 4, exercise 5
Write: exercise 1
Fill in: exercise 1, exercise 2, exercise 3
Fill in: exercise 1 (yes/no, wh), exercise 2 (yes/no), exercise 3 (yes/no)
Write: exercise 1 (yes/no), exercise 2 (wh)
Write: exercise 1, exercise 2
Write: test 1 (level 1), test 2 (level 2), test 3 (level 3)