21. B。据语境及下文“1000,000 people filled the streets”可知人们上节游行
30. A. persuasive B. controversial C. ashamed D. impressive
答案:
29. A. destroy B. rebuild C. break D. value
28. A. steady B. proper C. healthy D. low
27. A. wise B. violent C. cruel D. aggressive
26. A. laws B. customs C. trade D. education
25. A. fiercer B. broader C. narrower D. stronger
24. A. exportation B. production C. importation D. sale
23. A. stopped B. continued C. restricted D. controlled
22. A. protect B. support C. protest D. defend