下列有关金属的说法正确的是 A．金属单质在常温下都是固体 B．金属原子只有还原性

新生儿中药用量应为成人量的( )

A．1/3

B．2/3

C．等量

D．1/6

E．1/2

管道设备的保温为什么要加保温层？

成为正始诗坛创作高峰的是（）

A.曹丕的《燕歌行》二首

B.阮籍的《咏怀》八十二首

C.曹操的《短歌行》

D.嵇康的《赠兄秀才入军》

Future Computer Trends:
The components of a PC will be built into the (6) and large plasma or electroluminescent flat panel display hanging on a partition wall will act as both a (7) and videophone display.

A. desk B. monitor C. built D. mouse-driven

A high resolution, touch sensitive LCD (8) into desktop will allow pan-based pointing and data input. In the home, meanwhile, computers will become as ubiquitous as TVs.
Computer interfaces will be far friendlier than (9) graphical user interfaces (GUI) of today. Computers will use "human interfaces" based on multimedia.
RISC microprocessors will finally obliterate the ever thinning gap between workstations and PCs. Similar advances in nonvolatile flash memory will lead to the replacement of magnetic (10) disks with electronic "silicon disks".

机械校正常用的设备有（）、（）、（）等。