自2014年7月21日至 2015年1月26日日,我国成品油出现十三连跌。假设下图(P为价格,Q为需求量)d1和d2中有一条是汽车需求曲线,另一条是某生活必需品需求曲线,受汽油价格下调的影响,在其他因素不变的情况下,下图移动的线是汽车需求曲线的可能是( )
China _______ a sharp increase in the number of aged people over the past decade.
Mr. Frank asked me a question _______ I could go with him to _______ he called the Treasure House the next week.
—The terrible accident is under investigation. —Actually, quicker action ______ those workers trapped in the mine.
— Why didn’t you try to finish the composition? — I tried to , but I could, the bell rang announcing the end of the examination time.
—I don’t have any change with me. Will you pay the bill for me? —______.