IV.Use the correct form of the word given in each sentence: ( 1.5 đ ) 17. Vietnamese soccer players played an __________________ match. (enjoy) 18. That was an ____________ performance from such a young tennis player. (impress) 19. I found his talk ____________ so I left the meeting early. (interest) 20. Smoke is one of the most _______ in our city that causes a lot of diseases. (pollute) 21. Doctors always advise us to do morning exercises ____________. ( regular ) 22. She looked at the finished painting with _____________. (satisfy)