沿海国在其毗连区上享有主权权利。

阅读理解。根据短文内容，判断句子正 (T)误(F)。

      Tom often plays ball games in the school playground. He likes playing basketball and football. Sometimes he

goes to parties, too.

      Today is Sunday. The students from Tom's class are having a birthday party for Helen. There are many

boys and girls in Building E. They are singing and dancing. They are having a wonderful time. 

      Their teacher often says, "My students study at school almost every day. But at weekends, they play with

their friends."

( ) 1. Tom often plays football at school.

(     ) 2. He often goes to the park.

( ) 3. Tom's class are having a birthday party for Tom on Saturday.

( ) 4. They are having a wonderful time at Helen's birthday party.

(     ) 5. Their teacher knows them well.

患者，女，50岁。晨起大便时突然出现剧烈头痛、恶心呕吐、低热及畏光症状，2小时后右侧上睑下垂，意识蒙眬，急诊来院。

体检重点应是（）。

A.眼底

B.感觉神经系统

C.运动神经系统

D.脑膜刺激征

E.植物神经功能

现有0.2mol某元素R的单质与足量的盐酸反应，在标准状况下生成6.72LH₂。等量的R元素的单质与足量氧气化合，生成10.2gR元素的最高价氧化物。求R的相对原子质量及在元素周期表中的位置。

男，42岁，右颈前气管三角区可及多发肿大淋巴结，质硬，较固定，常见的病因（）

A.急性扁桃体炎

B.喉癌

C.肺结核

D.甲状腺癌

E.肺癌

患者，女，22岁。寒战高热，腰痛，尿频、尿急、灼热刺痛，舌红苔黄，脉濡数。检查：体温38℃，双肾区叩击痛，血白细胞19.5×10⁹/L，中性90%，尿白细胞20个/高倍视野，尿大肠杆菌培养，菌落计数＞10⁵/L。治疗应首选

A．庆大霉素加八正散
B．氟哌酸加易元散
C．氟哌酸加龙胆泻肝汤
D．庆大霉素加萆薢分清饮
E．庆大霉素加知柏地黄汤