( )阐述了国家(政府)干预经济的理论基础。 A．微观金融学 B．宏观经济学 C．

阅读理解。

     When you're invented to have dinner in a foreigner's home, please remember the followings:

     At table, when the hostess picks up her napkin, you may pick up yours and put it on your legs.

     If a servant passes food around, he will pass the dish to you at your left hand so that you can easily

serve yourself with your right hand. Never serve yourself while the dish is on your right; it is the turn of

your neighbor on the right.

     Do not reach across the table or in front of someone to get something, that is not polite. Ask him or

her to pass it to you.

    There are things in the middle of the table, such as bread, butter and candies. You shouldn't take any

until the hostess tells the servant to pass them to you.

     Do not leave your seat without saying anything. If you need to leave the table to go to the washroom

or do something else, you should say "Excuse me for a moment, please. "

阅读短文，判断正（T）误（F）。

( ) 1. You should put your napkin on your legs before the hostess picks up hers.

(     ) 2. The dish is passed to you on either of your side.

(     ) 3.If the food is far from you, you shouldn't stand up to serve yourself.

(     ) 4. You may take any food at any time.

(     ) 5. When you have to leave your seat, you need to say "Excuse me for a moment, please. "

. This photo of mine was taken ______ stood the famous high tower.

A．which

B．in which

C．where

D．there

要使发光二极管正常发光，需对其PN结两端施以（）外加电压。

劳动力向第三产业转移的原因不包括（）.

A.人们对服务的消费需求增大

B.第三产业的国民收入比重上升

C.第三产业产品有更高的收入弹性

D.第三产业对劳动技能要求较低

项目管理信息系统中成本控制功能不包括（）。

A．计划施工成本

B．计算实际成本

C．投标估算的数据计算和分析

D．编制资源需要量计划