运输合理化的目标要考虑输送系统的基本特征。对于城市内的短距离运输，以向顾客配送为主要

— Did you enjoy the film you saw last night?

—______. I just did it for a change, as I was tired from working all day.

A．Not necessarily

B．Not exactly

C．Not likely

D．Not really

下列关于胆囊癌的描述正确的是（）

A.多为鳞癌

B.直接侵犯以消化管最常见

C.多为浸润型，以肝脏浸润常见

D.胆囊造影表现正常就可除外胆囊癌

E.胆囊壁增厚是本病特有影像

It was because of the bad weather _________ the football match had to be put off.

A．so

B．so that

C．why

D．that

　辨析：“仓廪实则知礼节，衣食足则知荣辱”，反映了社会存在和社会意识的辩证关系。

洞内导线宜沿中线布设成多边形闭合导线，其闭合环边数应小于（）条。

A.5

B.6

C.7