19. He enjoys taking part in Go Green organization.
⇒ C. participating = taking part in: tham gia
20. This is a hilarious movie. It makes me laugh a lot.
⇒ A. funny = hilarious: hài hước
21. Students in our class enjoy drawing pictures.
⇒ D. hate: ghét >< enjoy: thích
22. Let’s tidy your room. It is very dirty.
⇒ C. clean: sạch >< dirty: bẩn