正常在10岁以后逐渐退化的是（）。 A.咽侧索 B.腺样体 C.腭扁桃体 D.咽鼓管

男生比女生多25%，则女生比男生少20%______．

根据括号内的汉语，结合句子的意思，在横线上写出形式正确的单词，每个空格只准填一个单词。

1．The girl wants to be a              (音乐家) when she grows up.

2．There are many              (差别) between the two words.

3．We could              (集中) more on our studies than our clothes.

4．He who would do great things should not              (试图, 企图) them all alone.

5．The shop is so              (拥挤), I want to leave at once.

6．I think the most              (有帮助的) way is to study harder than before.

7．It's too              (咸) to eat, isn't it?

8．Do you like to do anything in the              (传统) way?

9．My good friend had an accident yesterday,              (幸运的是), he wasn't hurt.

10．I have made a              (决定) to study English well this year.

女性，48岁。右上腹突发持续性疼痛伴寒战、发热及恶心、呕吐13小时。既往有原发性肝胆管结石病史。查体：体温39.8℃，呼吸24次/分，脉搏108次/分，78/60mmHg。神志淡漠，烦躁不安，全身皮肤、巩膜黄染，皮肤有抓痕。剑突下和右上腹有压痛及反跳痛，腹肌紧张不明显。尿量<20ml/h。实验室检查：WBC3.5×10⁹/L，N0.85，中性粒细胞核左移。血、尿淀粉酶正常，血清总胆红素160μmol/L，ALP298U/L，ALT80U/L。

根据患者目前情况，诊断首先考虑（）。

A.急性胰腺炎

B.急性胆囊炎

C.消化性溃疡穿孔

D.急性梗阻性化脓性胆管炎

E.右下肺炎

宫颈糜烂恰当的是（）

A.在宫颈能够见到糜烂面

B.多发生在生育年龄妇女

C.老年妇女也不少见

D.孕妇极少见

E.不发生在生后1周内的新生儿

酶反应器的定义？