题目

―Three _____ injured students died in a hospital ineast China's Jiangsu Province last year. ―Sorry  to hear  that. But our government ______ much about the school bus safety management.    A. serious; did           B. bad; did C. seriously; has done    D. badly; was done 答案：C5．在“贞观之治”和“开元盛世”中起承先启后作用的是（　　）A．唐太宗B．武则天C．唐玄宗D．明太祖