中华人民共和国《退耕还林条例》将于2003年1月20日正式实施。这是依法规范退耕还林加强生态建设、实施可持续发展战略的一项重大措施，对巩固退耕还林成果（）和全面建设小康社会的进程有重大意义
A．加快西部地区社会发展
B．改善西部生态环境，促进经济和社会的可持续发展
C．促进产业结构调整，实现资源优化配置
D．改善投资环境，发展高新技术产业
参考答案：B
| 完型填空。 | ||||
| Many children have birthday cakes on their birthdays. In some _1__, like England and Scotland, there is another custom, too. People beat or hit the__2__on his/her birthday. This may hurt__3__, but they say it is very lucky for the child. The child must __4__cry. The custom says, if you __5__, you will cry all year. They say the birthday spanks (一巴掌) is to make the bad spirits(邪气) __6__. The harder you spank the better. In Belgium, another country in Europe, the custom is a little __7__. There a parent goes into the child's room __8__in the morning with a needle. As soon as the child __9__ up, the parent pricks(刺) the child with the needle. This is for good __10__. | ||||
|
