下图所示的微机主板的①处是（）插槽，②处是（）接口。 下图所示的微机主板的①处是（）

It was believed that the film “So Young”, once __________ , would be very popular with the fans of the director—ZhaoWei.

A．being produced

B．producing

C．to produce

D．produced

______ has many elements:text,audio sound,static graphics images,animations,and full-motion video.

A．Multimedia
B．Database
C．File
D．Document

施主杂质和受主杂质的含义是什么？

男性，患“高血压病”3年。血压160／100mmHg，X线示左室扩大，心电图左室肥厚，眼底动脉硬化并少量出血。此叫应诊为（）。

A．高血压病1级

B．高血压病2级

C．高血压病3级

D．高血压脑病

E．高血压危象