制定《中华人民共和国水法》的目是什么？
参考答案：
为了合理开发、利用、节约和保护水资源，防治水害，实现水资源的可持续利用，适应国民经济和社会发展的需要。
完成句子。
1. Judging from his accent, he is a _______ (本地人)of Beijing.
2. I've got a new job.________,( 实际上)they've made me sales manager
3. They've made an urgent _______(请求) for international aid
4. I am rather c________ about my mother' health.
5. We are planning a ________(系列) of concerts to raise money for our project.
6. He can't go outing with us________ _______ (因为)his limited time.
7. His story is _______ ________ his own experience when he was studying in Harvard University.
8. If you take this medicine, it will help you to ______ _______ (镇定下来)at once.
9. He explained that he did not do it ______ ________.(故意)
10. I have no enough material in hand ________ _______.(现在)
最佳资本结构是指在一定时期内使企业价值最大，同时（）最低的资本结构。
A．债务资本成本
B．权益资本成本
C．加权平均资本成本
D．边际资本成本
