男，53岁。肝硬化5年，近2年便秘，1个月前钡剂灌肠检查正常，钡剂造影检查示食管静脉

人口自然增长率最高的大洲是__________，人口自然增长率最低的大洲是___________。

Have you felt annoyed when a cellphone rings during the class? Something must be done to stop this．Now in New York City, USA，a rule is carried out in schools．Students can’t even bring cellphones to schoo1．Is it a good thing or not?

Anxious parents say that cellphones are an important tool in holding New York city’s families together．

“I worry about it，” said Elizabeth Lorris Ritter, a mother of a middle school kid． It’s necessary in our everyday life．We have a washing machine. We have running water, and We have cellphones．”

Many American parents think cellphones connect them to their children on buses，getting out from subways, walking through unknown places．

“I have her call me when she gets out of school，”said Lindsay Walt, a schoolgirl’s mother． “No one in New York is going to let their child go to school without a cellphone”

What about the cellphone owners, the students? Most of the students said cellphones were essential and the cellphone was like all extra(额外的)hand or foot for them．

“I feel so empty，”said May Chom，1 4．There is also no way to listen to music on the way to school without my phone．It will be a really, really boring trip．”

小题1:You can use a cellphone___________．

A．to enjoy listening to music

B．to work as running water

C．to work as a washing machine

D．to send children to school小题2:Which of the following statements is TRUE?

A． Many American parents don’t think cellphones are necessary for the students．

B．Cellphones only bring troubles to the school life．

C． Cellphones connect children with their families when they are outside．

D． All the school children agreed not to use cellphones at school.小题3:What does the underlined word “essential” mean in Chinese?

A．时髦的．

B．必要的．

C．昂贵的．

D．浪费的小题4:The article is about the____ in carrying out the rule not to use a cellphone in schoo1．

A．happiness

B．interest

C．problem

D．satisfaction

院外感染所致肺炎中，主要病原体是（）

A.流感嗜血杆菌

B.肺炎克雷伯杆菌

C.金黄色葡萄球菌

D.肺炎球菌

E.支原体

支配和推动社会经济发展和经济制度变革的规律是( )

A．价值规律

B．剩余价值规律

C．社会基本经济规律

D．生产关系必须适合生产力发展的规律

某女，每天晨起的特定关节肌肉僵硬、疼痛，全身乏力，虚弱，诊断为风湿性关节炎。

风湿性关节炎属于心身疾病，其他的心身疾病有

A．支气管哮喘

B．高血压

C．神经性皮炎

D．溃疡性结肠炎

E．以上都对