II. Error Identification 21. During your job interview, you should communicate natural with the interview. A B C D 22. Higher education is very importance to national economies, and it is also a source A B of trained and educated personnel for the whole country. C D 23. Many people have objected to the use of animals in scientifically experiments. A B C D 24. Economic reform usually refers to actions of the government to improve efficiency A B C in economy markets. D 25. Many optimist people have made predictions about the positive impact of the A B C increasing mechanization on human life. D 26. Desertify is the process by which a piece of land becomes dry, empty, and A B unsuitable for growing trees or crops on. C D 27. It is reported that humans are the main reason for most species' declines and habitat A B destructive and degradation are the leading threats. C D 28. Neil Postman, an author of some great books, pointed out that reading teaches us to A B C think in a logically connected way, and cultivating a sustained attention span. D 29. The proposed rationale was that a regional sports event will help promote A B cooperative, understanding and relations among countries in. C D 30. The International Committee of the Red Cross is a private human institution founded 1863 in Geneva,. A B C D Switzerland