A:p∧(¬q)
B:(¬p)∧q
C:p∧q
D:(¬p)∧(¬q)
——I called you yesterday but you weren't at home.——I ______ flowers in my garden at that time.
— is your father?
—He is in the kitchen.
如图是尼克松与周恩来握手的场景,从那一时刻起,“一个时代结束了,另一个时代开始了”。这里的“另一个时代开始了”的含义是指( )