除满足申请购买经济适用住房基本条件外，未婚青年须年满（）周岁方具备申请资格。A、25

根据句意和汉语提示写出单词

小题1:Readers aren’t __________________(允许)to speak loudly in the reading room.

小题2:All of us are preparing for the                            (即将来临的) exams.

小题3:Thanks for your _______________(有价值的) suggestions.

小题4:Wild animals are in danger now because of the               (丧失) of their living areas.

小题5:Some films that Hepburn acted in_____________(包括) Funny Face, Breakfast at Tiffany’s and My Fair Lady.

骨骼各部位聚集放射性核素骨显像剂的多少，主要与哪些因素有关()

A．骨有机质代谢

B．骨血流

C．骨神经

D．骨无机盐代谢

E．成骨细胞活跃程度

什么叫虚拟现实技术和可视化？

直接安装在管道上的仪表，宜在管道吹扫（）安装。

A.之前

B.之后

C.同时