A. parts
B. ideas
C. sorts
D. materials
第1题:
A. a
B. the
C. an
D. /
第2题:
Windows provides a user-friendly graphical ______ including pop-up menus,scroll bars, dialogue boxes,icons and etc.
A.display
B.surface
C.interface
D.help
第3题:
Windows provides a user-friendly graphical( )including pop—up menus,scroll bars,dialogue boxes,icons and etc.
A.display
B.surface
C.interface
D.help
第4题:
第5题:
第6题:
stainless steel
temperature
50℃
other materials
第7题:
Why less people were killed in the earthquake in Los Angeles.
Changes made to construction methods of buildings and highways.
How to make buildings more resistant to earthquake.
The outline of the history of the development of quake-resistant building materials.
第8题:
bracing
battening
blocking
shoring
第9题:
snatch block
threefold purchase
handy-billy
chockablock
第10题:
highlight the potential uses of stone implement
contrast this early innovation with those of later generations
suggest that these devices are man's greatest achievement
emphasize the significance of the creation of these tools
imply that these tools were made from inferior materials
第11题:
bracing
battening
blocking
shoring
第12题:
instead
instead of
replace
replace of
第13题:
Lots of things are made of_____.We must protect_____.
A.woods;woods
B.wood;wood
C.wood;woods
D.woods;wood
第14题:
Ink-jet printer belongs to nonimpact printers in which the characters are formed by projecting particles or droplets of ink on to paper.(71) printer is also a nonimpact printer in which the characters are produced by applying hot elements to heat-sensitive paper directly or by melting ink from a(72) on to plain paper. Electrostatic printer creates an electrostatic latent image, which is then made visible by a toner and transferred and fixed on paper. An electrostatic printer may be used in some instances as a(73). Laser printer creates, by means of a laser beam directed on a(74) surface, a latent image which is then made visible by a toner and transferred and fixed on paper. Magnetographic printer creates, by means of magnetic heads operating on a metallic drum, a latent image which is then made visible by a toner and transferred and fixed on paper. Computer-output-microfilm (COM) printer produces on a photographic film a(75) of each page.
A.Hot
B.Warm
C.Heat
D.Thermal
第15题:
● Windows provides a user-friendly graphical (71) including pop-up menus, scroll bars, dialogue boxes, icons and etc.
(71)
A. display
B. surface
C. interface
D. help
第16题:
第17题:
第18题:
Iron and steel.
Rubber and wood.
Iron and wood.
Rubber and steel.
第19题:
watertight
resistant to water
so safe that no water will affect the hold
so strong that no water will come into the hold
第20题:
Both seamless mild steel and copper may be used for middle pressure steam
hpair means high pressure air
The feed piping of the boilers can be made of seamless mild steel
All oil pipings are made of mild steel
第21题:
that there will be no more raw materials on the earth some time later, and man will have to create materials by themselves
that it is use that makes raw materials valuable
that people have created various useful materials by using their intelligence and wisdom
human creativity is amazing
第22题:
wrought-iron
aluminum
high-tensile steel
mild steel
第23题: