单项选择题 （      ）是社会主义民主政治的本质特征。A. 共同富裕B. 党的领导C. 人民当家作主 D. 依法治国

单项选择题 You ________ clean that room. It is very clean now. A. must B. have to C. need to D. don’t need to

未知题型 In paragraph 1, 'both sides of the Atlanti' probably refers toA.the United States and United Kingdom.B.the European and American.C.the North America and EuropE.D.the North American continent and the British Isles.