公共英語(yǔ)課程學(xué)習(xí)

Research on animal intelligence also makes me wonder what experiments animals would ___13___ on humans if they had the chance. Every cat with an owner, ___14___, is running a small-scale study in operant conditioning. We believe that ___15___ animals ran the labs, they would test us to ___16___ the limits of our patience, our faithfulness, our memory for terrain. They would try to decide what intelligence in humans is really ___17___, not merely how much of it there is. ___18___, they would hope to study a ___19___ question: Are humans actually aware of the world they live in? ___20___ the results are inconclusive.

13. [A] deliver [B] carry [C] perform [D] apply

14. [A] by chance [B] in contrast [C] as usual [D] for instance

15. [A] if [B] unless [C] as [D] lest

16. [A] moderate [B] overcome [C] determine [D] reach

17. [A] at [B] for [C] after [D] with

18. [A] Above all [B] After all [C] However [D] Otherwise

19. [A] fundamenta