无轨电车集电头触线压力要求集电头距地面高度5.75m时，集电头对触线的压力为（）。A

商品市场的需求量通常由（）组成。

A.国内消费量

B.出口量

C.期末商品结存量

D.期初商品结存量

对中国工程咨询协会服务范围的论述中，正确的是（）

A.研究和探讨工程咨询行业的发展方向、目标、体制、政策、管理等理论和实际问题

B.承担工程咨询行业管理工作，审批工程咨询法律法规

C.组织交流和推广先进的工程咨询经验和管理经验

D.代表我国工程咨询行业参加国际咨询工程师联合会，开展对外业务服务

E.推进工程咨询信息网的建设，受理关于工程咨询执行违规的投诉，并拥有独立的处理权利

Americans eat breakfast and lunch quickly unless it is a social business or family occasion. The evening meal is usually longer and a time for families to gather together. Rushing through daytime meals is part of the fast pace in America. Another reason for rushing through daytime meals is that many people eat in restaurant that are usually crowded with people waiting for a place so that they can be served and return to work at the proper time. So each one hurried to make room for the next person. As there are busy people everywhere, there is a real difference with meals that are eaten in a hurry and those that can be enjoyed slowly with friends.

小题1:What is NOT mentioned in the passage?      

A．What time Americans eat dinner.

B．Where Americans eat.

C．Why Americans eat in a hurry.

D．Which do meat Americans eat the most slowly.小题2:Americans hurry at meals because        

A．they want to eat dinner slowly.

B．they don’t like eating in restaurants.

C．they are very busy.

D．they don’t like to eat.小题3:According to the passage, the least busy time to eat in a restaurant would probably be        .

A．during the busy time

B．at lunch

C．at dinner

D．at either breakfast or lunch

微库仑仪的基本构造包括（）

A、进样部分

B、裂解部分

C、滴定部分

D、数据处理部分

《秋水》庄子用“礨空之在大泽”“稊米之在太仓”“豪末之在于马体”来阐发宇宙无限，人的认识有限的哲理，这种论证方法是（）。

A、例证法

B、演绎法

C、对比法

D、类比法