堵剂进入漏层后，不能让其源源不断地进入（）。A、水层 B、漏层表层 C、漏层深处 D

女性，24岁，突起畏寒，高热达40℃，伴咳嗽、胸痛2天；2小时前口服APC一片，出大汗后热退，头晕。查：神清，血压86/50mmHg（11.4/6.7kPa），脉搏102次/分，WBC21×10⁹/L，胸片示右上肺大片状阴影。

应首先采取的治疗措施是（）。

A.积极输液，静脉滴注青霉素

B.静滴间羟胺抗休克

C.抗结核治疗

D.静脉滴注头孢他定

E.应用糖皮质激素

Would you please keep silent? The news that the milk contains a harmful chemical _________and I want to listen.

A．has been broadcast

B．is being broadcast

C．is broadcast

D．is broadcasting

―She didn’t come to school yesterday,            ?

―           , though she was not feeling well.[ ]

A. did she; Yes, she did          

B. did she; No, she didn’t

C. didn’t she; Yes, she did        

D. didn’t she; No, she didn’t

软件生命周期中所花费用最多的阶段是

A．详细设计

B．软件编码

C．软件测试

D．软件维护

（）提出“整理国故”。