----- Now that you like the portable personal computer so much, why not buy one? It is of great use to your work.
---- Well, I can’t afford _____ computer at present．
| A．a such cheap | B．so expensive a |
| C．so an expensive | D．so cheap |
But someday, all the work we have done will ____; we will go to college and go on to’have a suitable job．
| A．turn down | B．work out | C．pay off | D．get away |
We have very strict quality control and anything imperfect is ____, so customers feel secure about our products．
| A．denied | B．rejected | C．deserted | D．refused |
Before you____the design of this product, you need to study the market carefully．
| A．memorise | B．confirm | C．order | D．express |
Our government is trying its best to ____the social security system to protect people’s rights．
| A．balance | B．reform | C．conduct | D．press |
Although the painting is very ____ pleasant, it is thought to be copied with a modern printing machine．
| A．visually | B．highly | C．physically | D．mentally |