第一节 单项填空 (共15小题, 满分15分) 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。 21. On _________ recent trip, Christine paid a visit to _________ relative she didn’t know very well, one of her distant aunts. A. a; a B. a; the C. the; a D. the; the 22. Many Chinese think less of money when _________ comes to educating their children. A. one B. he C. that D. it 23.____the freedom that young people have, dating has changed greatly in rece