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Tham khảo tài liệu '2000 ví dụ trắc nghiệm anh văn củng cố kiến thức ngữ pháp phần 4', ngoại ngữ, anh ngữ phổ thông phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | a. founding and directing b. who founded and directed c. founded and directed d. in finding and directing c 21. Experiments in the sonic imaging of moving objects.in both the United States and Europe well before the Second World War. a. were conducting b. have been conducted c. had been conducted d. being conducted c 22 .billions and billions of stars exist in the vast space beyond our Milky Way galaxy. a. That is estimated b. An estimate that c. That the estimate d. It is estimated that d 23 .gene-bearing bodies within the nuclei of living organisms. a. Chromosomes b. Chromosomes that are c. Chromosomes are d. Chromosomes while they are c 24. Abner Doubleday . was credited with the invention of baseball in 1839. a. who become a Union army general b. which became a Union army general c. who were a Union army general d. a Union army general d 25.photosynthesis were to stop life would disappear from the planet Earth relatively quickly. a. For b. However c. If d. Although c 26. Each fiber in the bundle.only a tiny fraction of the total image. a. transmit b. transmitted c. transmits d. to transmit - c 27. Antonio Gaudi architect of Barcelona s Holy Family Church died before seeing the structure. a. on completion of b. the completion of c. completing of d. their completing of -- b 28. This is the factory.at work. a. they are b. where they are c. where are d. in where they are -- b 29. America s first globe maker was James Wilson who.and blacksmith in his earlier life. a. a farmer had been b. had been a farmer c. farming d. being a farmer -- b 30. Napoleon.the West Indian island of Santo Domingo in 1801. a. attacked b. is attacking c. has attracted d. attacking -- a 31. Modern industrial methods have supplanted individual crafts .stone carvers coopers and cobblers virtually extinct. a. make blacksmiths b. made blacksmiths c. making them blacksmiths d. making blacksmiths -- d 32. Not only knowledge and skills but also attitudes.in school for students future adjustment to
