人的生理需要和动物的生理需要并无本质不同。（）

阅读理解

     A mother and her young son got into a bus in a small city and sat down. The bus conductor cameto them for

their money. The mother said,"I want one ticket to Oxford,"and gave her a shilling(先令). The conductor looked

at the small boy for a few seconds and then said to him ,"How old are you, young man?" The mother began

speaking, but the conductor stopped her, and the boy said, "I'm four years old at home, and two and a half in

buses and trains." The mother took six pence(便士) out of her bag and gave the money to the conductor .The

conductor gave her one and a half tickets.

l. One day the mother took a bus _____.

A. to a small city

B. to get some money

C. with her son

2. The mother gave the conductor _____ pence in all(总共) that day.

A. l2

B. l6

C. l8

3. The mother was _____.

A. not honest(诚实)

B. honest

C. very clever

4. The conductor asked _____ how old he was.

A. the mother

B. the little boy

C. the bus driver

5. The boy was _____ years old then.

A. four

B. two

C. two and a half

下列合同中，( )不符合既可以是有偿合同也可以是无偿合同的特点。

A．互易合同

B．委托合同

C．借款合同

D．保管合同

关于二义性的描述错误的是

A．一个子类的两个父类中都有某个同名成员，在子类中对该成员访问可能出现二义性

B．解决二义性可以用对成员名的限定法

C．父类和子类中同时出现同名函数，也可能存在二义性

D．一个子类是从两个父类派生出来的，而这两个父类又有一个共同的父类，对该父类成员进行访问时，可能出现二义性

详细工程设计(施工图设计)过程的最后一道工序是( )，这是保证设计成品质量的又一重要质量活动。

A．设计评审

B．会签

C．设计校审

D．审批

心绞痛发作时可发生的变化有（）

A.左心室收缩压下降

B.心搏量和心排出量减低

C.左心室舒张末期压和血容量增加

D.左心室收缩力降低

E.左心室射血速度减慢