某待评估宗地与交易案例相比而言，某地段要好，由此引起待评估宗地的价格比交易案例价格高

私人资本主义经济向社会主义国营经济过渡的形式是______

A．国营经济
B．合作社经济
C．私人资本主义经济
D．国家资本主义经济

高压电缆最内层的结构是（）

A.保护层

B.半导体层

C.金属屏蔽层

D.高压绝缘层

E.导电芯线

— I hear you have got a ticket ____ the Opening Ceremony of the Beijing Olympics.     

— Yes, I got it ____ my uncle. [ ]

A. of; from

B. to; from

C. to; by

D. for; to

下列物质的用途与其性质对应正确的是（　　）

A．炼钢需要氧气---氧气具有可燃性

B．撒盐融雪---盐水的凝固点比水高

C．用熟石灰改良酸性土壤---氢氧化钙的碱性

D．用金属钨作灯丝---钨的熔点低

Peter was here just now. Perhaps he is in the teachers' office. The underlined part means ______. [ ]

A. in time

B. a short while ago

C. just then

D. at the same time