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III. WORD FORMATION (1.2 points)
Write the correct forms of the words in the brackets.
17. Students can join one of our
(CLEANUP)
18. We are taking these old newspaper to the
19. You can help by
20. We can
21. Trees are very
22. Act Green Vietnam is an
OFFIC
to clean rivers and beaches around Vietnam.
bins in tom. (RECYCLE)
money to the charity. (DONATE
empty glass jars to store food, like ja anduts. (USE)
. They give food to people and animals. (USE)
charity in Ho Chi Minh city. (ENVIRONMENT)