根据题后要求完成句子。

1. There is a post office near here. (变否定句)

  ________  _______ a post office near here.

2. The bank is across from the park. (对划线部分提问)

_________ is across from the park?

3. The hotel is on Center Street. (对划线部分提问)

_________  the hotel? 

4. There are some people in the park. (一般疑问句并作肯定回答)

   _______ there ______ people in the park?

  Yes, ______  _______ .

5. go, and, right, straight, turn, just, (连成句子)

________________________________________.

1949年10月15日召开第一次全国公安会议，研究解决了统一全国公安组织机构和公安机关的工作任务问题。( )