A.Communicative
B.Authority-oriented
C.Concrete
D.Analytic
In mixing concrete, one of the desires the amateur must resist is to________.
A.break off a corner to see if the "green" has gone
B.leave the form. on too long
C.strip off the forms a day after the concrete has properly hardened
D.use too much water
A.Software can have multiple copies. Software can have multiple copies
B.Software is a kind of concrete physical entity
C.The faults in a software system come from wearing out
D.Software is something mysterious mastered by some geniuses
A.they have a vision from the mountaintop
B.they have warm feelings and emotions
C.they can serve as concrete examples of noble principle
D.they can make people feel stronger and mine confident