41. Ten years ago, smaller companies did not use large computers because_________.
A. these companies had not enough money to buy such expensive computers
B. these computers could not do the work that small computers can do today
C. these computers did not come onto the market
D. these companies did not need to use this new technology
29. A. rich B. happy C. normal D. successful
28. A. see B. notice C. glance D. consider
27. A. hardship B. debts C. worries D. success
26. A. highly B. widely C. alternately D. regularly
25. A. eat B. prepare C. avoid D. try
24. A. stop B. hurt C. help D. prevent
23. A. situations B. surroundings C. weather D. life
22. A. series B. course C. number D. few