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mon sense to solve unmon problems. A. return B. turn aroundC. turn back D. turn round4.Many prisoners have been freed through DNA testing, except for the ones whose death sentence has already been __________.A. carried out B. carried on C. carried forward D. carried away5.—I guess there would be some tremendous medical advantages in that sort of research. —You39。ve said _________. A. a mouth B. the mouthC. a mouthful D. the mouthful6.Plant breeders have already used preliminary information from the rice genome to create experimental strains of rice that better ______ cold and pests.A. resist B. resist to C. resist with D. resist against7.When scientists can identify and manipulate genes that cause certain diseases, ______ will cure them easily. A. the mankindB. mankind C. the man D. human race8.All Americans eat biotech foods unless they deliberately seek out products that are labeled ___________. A. othersB. otherwise C. through other ways D. in other methods9.Human beings must learn to _______ a balance between the welfare of a patient and that of a clone.A. strike B. hit C. beat D. access10.Do you think it39。s wrong to _______ with nature by biotechnology? A. interact B. interconnect C. interfaceD. interfere