单项选择题 ------- What is the price of petrol these days-------Oh, it ______ sharply since last month.A. is raised B.has risen C. has arisen D. is increased

多项选择题 取消险理赔需符合以下哪些条件？（）

单项选择题 It is reported that the police will soon ____ the case of two missingchildren.A. look upon B. lookafter C. look into D. look out