对诊断未明，仍处于观察期的急腹症患者，禁用下列哪种方法（）。

A.654-2

B.输液

C.吗啡或哌替啶

D.抗生素

E.胃肠减压

翻译下列词组。

1. 根本不                                                 2. 犯错                                                                     

3. 随后                                                     4. 害怕去做                                              

5. 取笑(某人)                                           6. 做笔记                                              

7. 说本族语的人                                      8. 结束（做某事）                                      

9. 学习语法                                            10.  首先