单项选择 从A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并将选项填写在答题卷相应的位置上，
16. I like _______color of your shoes; it's _______good match for your skirt.
A. a; the B. a; a C. the; a D. the; the
17. The Internet has helped change our life in many ways_______ the past 20 years.
A. after B. with C. among D. over
18. She always dreams of having a house with a beautiful garden, but she can't afford to buy_________.
A. one B. it C. this D. that
19. I called my dad and told him I couldn't go back home again. He sounded a bit _______.
A. sadly B. sad C. happily D. happy
20. - Can you sing this song?
