專業(yè)四級詞匯、語法詳細解答40套(21-30)-資料下載頁
2025-01-11 02:08本頁面
【正文】 he pass and powder originated in China, and___ introduction in the west had farreaching effects. A. these B. their C. those D. its 5. The problem is believed ____ at the meeting two days ago. A. to have discussed B. to have been discussed C. being discussed D. having been discussed 6. Ultrasonic sounds produce pulsed signals ____ various defects in metal can be detected. A. for which B. of which C. as a result of which D. by means of which 7. In puter programming, this model is ____ to any of the others we have ever had. A. more superior B. the more superior C. the most superior D. superior 8. The introduction of the coal pulverizing system in Daya Bay Nuclear Power Plant vastly reduces the time it took ____ A. to mill the coal B. milling the coal C. for milling the coal D. while milling the coal 9. Some members suggested ____ a party for the visitor, but the Chairman didn’t approve. A. to arrange B. arrange C. arranging D. to be arranging 10. If the maid es today, please have her ____ my shirts. A. washed B. washing C. to wash D. wash 11. ____ racial problems have not been solved and full equality has not been attained yet, progress in these directions has been quite remarkable. A. Since B. Although C. Now that D. Before 12. ____ they are alarmed at the interference with the natural balance of the environment, and its possible consequences. A. All in all B. After all C. Above all D. In all 13. Rumor ____ it that the man has been nominated many times for the Nobel Prize. A. has B. spreads C. carries D. learns 14. Just because I’m ____ to him, my boss thinks he can order me around without giving me any respect. A. redundant B. versatile C. trivial D. subordinate 15. In our society, a wedding invitation is also an ____ invitation for a gift. B. intelligible C. implicit D. inclusive 16. The strong scent of Kate’s perfume ____ the air in the small room. A. radiated B. permeated C. extracted D. dispersed 17. An atom bomb would ____ a city. A. destroy B. damage C. spoil D. wreck 18. The climate here is pleasant. It is ____ all the year round. A. damp B. humid C. moist D. wet 19. The room is partly
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