题目

2014年《“一国两制”在香港特别行政区的实践》白皮书，以大量的事实和数据介绍了“一国两制”政策在香港取得的实践成就，说明“一国两制”是香港回归后保持长期繁荣稳定的最佳制度安排。这表明（ ）①科学构想实践的目的在于获得真理②实践是检验认识真理性的唯一标准③真理是理论与实践具体的历史的统一④真理性认识能够精准应验发展的事实 A . ①② B . ①④ C . ②③ D . ②④用所给动词的适当形式填空。 　　Lucy and Lily 1 (have) a good time last Sunday. They 2 (get up) very early. After breakfast they 3 (go) to the park. 　　In the park, they 4 (find) a lot of flowers. Lucy 5 (want) to 6 (pick) one of them. But Lily 7 (stop) her. Then they 8 (go) to the river. By the river, they 9 (find) a small boat. They 10 ( get on ) the boat and 11 (start) boating on the river. Two hours later, they 12 (leave ) the river and began to 13 (climb) the hill near the river. They 14 (reach) the top at half past eleven. There they 15 (have) their lunch. What 16 they 17 (have) for lunch? Eggs, bread and orange . 　　In the afternoon they 18 (go) home. 　　Their mother 19 (ask) them, “Do you 20 (enjoy) yourselves?” 　　“Yes, very much, ” they 21 (answer) .