二、选择填空(共25小题:每小题1分,满分25分)
A)单项填空从A、B、C、D四个选项中,选出可以填入空白处的最佳选项,并在答题卡上将该项涂黑。
16. - Did you go to the party yesterday?
- Yes. It was ______ fun evening. We all had ______ great fun at the party.
A. a; / B. a; a C./;/ D./: the
17. - Dad, it's such a long way from our home to the park!
- You mean it's ______ to take a taxi?
A. possible B. important C. necessary D. useful