17. Their flat is decorated in a ………………… combination of colors. A. tasteful B. sweet C. delicious D. tasty 18. I wish you ……….…… stop interrupting me whenever I speak. A. will B. would C. could D. might 19. The earthworm is a worm …………………… in moist, warm soil in many geographical areas. A. where is it found B. is found C. and found it D. which is found