V. Fill in each numbered blank with one suitable word in the box to complete the passage. Many to get recently decorating buyGreat numbers of home computers have been sold (1) ________________. People know more about computers than they used (2) ________________. Computers help us much in our work and they are playing a big part in our lives. (3) _________________ people believe we can look forward to the day when our household jobs like cleaning, ironing and (4) ______________ will be done by computer-controlled robots.