Mathematician have _____ computers to copy the way the brain works.A. tried using

The passage suggests that ______.A．computers have not been very helpful in humanities stud

We dont have more computers in stock, or we______your order immediately.A．have filledB．fil

The computer works very fast ________ data at the speed of light.A) having handled

Employees may have better morale if______.A.they have more time to restB.a computer is use

I have bought a new computer. Can you teach me_____?

You_____ all those calculations! We have a computer to do that sort of thing.A.needn’t have done B.m