The invention of the chip greatly _______ the development of computer science; ______ the computer science stepped on the freeway of rapid development.
20. The American Civil War lasted four years the North won in the end.
19. into use in April. 2000, the hotline was meant for residents reporting water and heating supply breakdowns
18. As soon as he comes back, I’ll tell him when and see him.
17. -----Did you tell Julia about the result? -----Oh, no, I forgot. I her now.
16. -----What would you do if it tomorrow? -----We have to carry it on, since we’ve got everything ready. (05’全国卷)