试题与答案

右食指外伤时,固定患指中节指骨,让病人屈曲远侧指间关节,若不能活动,则为()。 A.

题型:单项选择题 A1/A2型题

题目:

右食指外伤时,固定患指中节指骨,让病人屈曲远侧指间关节,若不能活动,则为()。

A.指浅屈肌腱损伤

B.指深屈肌腱损伤

C.食指固有伸肌腱损伤

D.指总深肌腱损伤

E.指总神经损伤

答案:

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题型:阅读理解

Children in England mustn’t work until they are 13. They need to have a work permit (许可证) to start working.

The jobs teenagers can do:

Delivering (递送) newspapers: Many teenagers will get up early to deliver newspapers to houses in their local area before going to school. They are known as Paper-boys or Papergirls.

Babysitting: Looking after young children in their home while their parents have gone out for the evening is a popular job for teenagers, as they get money for watching children and television all at the same time!

Helping the Milkman: From the age of 14 some teenagers help the milkman deliver milk to houses.

Other popular jobs : Working in a shop; Office work; Washing cars ; In a cafe or restaurant. The hours teenagers (13 and 14 year olds )can work:

School Days: Not more than 2 hours in one day during the following periods:

Morning 7 a. m. —start of school or Evening : close of school— 7 p. m.

Saturdays: Up to 5 hours between 7 a.m. and 7 p.m.

Sundays: Up to 2 hours between 7 a.m. and 11 a. m.

Term time: Up to 12 hours a week (Including weekends)

小题1: In England how old do children have to be before they can work?

A.15.

B.14.

C.10.

D.13.小题2: Paper-boys and Papergirls deliver newspapers           

A.early in the morning

B.at noon

C.in the afternoon

D.in the evening小题3:Teenagers in England can do all of the follow­ing except_________.

A.work in an office

B.work in a night club

C.look after young children

D.deliver newspapers小题4: How many hours a week may teenagers work during the term time?

A.10.

B.14.

C.17.

D.20.

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题型:选择题

肼(N2H4)又称联氨,是一种可燃性的液体,可用作火箭燃料.已知:N2(g)+2O2(g)=2NO2(g)△H=+67.7kJ/mol

2N2H4(g)+2NO2(g)=3N2(g)+4H2O (g)△H=-1 135.7kJ/mol;下列说法正确的是(  )

A.N2H4(g)+O2(g)=N2(g)+2H2O(g)△H=-1 068 kJ/mol

B.肼是与氨类似的弱碱,它易溶于水,其电离方程式:N2H4+H2O═N2H5++OH-

C.铂做电极,以KOH溶液为电解质溶液的肼--空气燃料电池,放电时的负极反应式:N2H4-4e-+4OH-=N2+4H2O

D.铂做电极,以KOH溶液为电解质溶液的肼--空气燃料电池,工作一段时间后,KOH溶液的pH将增大

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