3. The millions of calculations involved,__by hand, would have lost all practical value by the time they were finished. A. had they been done B. they had been done C. having been done D. they were done ...

37. Many automoblile accidents were__careless driving. A. attibuted to B. resulted in C. contributed to D. raised from ...

22. Harold claimed that he was a serious and well_known artist, but in fact he was a(an)__. A. alien B. client C. counterpart D. fraud ...

13. As the train will not leave until one hour later, we__grab a bite at the snack bar. A. may well B. just as well C. might as well D. as well ...

1. We booked rooms at the hotel____we should find no vacancies on our arrival. A. whenever B. if C. since D. lest ...

37. I'm surprised they are no longer on speaking terms. It's not like enther of them to bear a___. A. disgust B. curse C. grudge D. hatred ...

32. If you want to get into that tunnel, you first have to_____away all the rocks. A. haul B. repel C. dispose D. snatch ...

23. Mary hopes to be__from hospital next week. A. dismissed B. discharged C. expelled D. resigned ...

17. Starting with the____that there is life on the planet Mars, the scientist went on to develop his argument. A. premise B. pretext C. foundation D. presentation ...

10. Ever since the rise of industralism, education has been__towards producing workers. A. harnessed B. hatched C. motivated D. geared ...