There's an 1 tree behind the Crisps' house. Jack Crisp is standing near the tree. There are some apples on the tree. Jack is looking 2 the apples. They are big and red

    Jack is 3. He wants to eat an apple. Jack isn't tall. He can't reach the apples. He is putting a box under the tree. Can he reach the apples now? No, he can't. He is too short.

    Here comes Paul Crisp. He is Jack's 4, "Hey, Jack! What are you doing?"

"Please help me? I can't reach the apples."

    Paul picks up 5 apples and says, "Here you are, Jack. One for you, and one for me!"

    "Thank you, brother."

如图，一艘渔船位于灯塔P的北偏东30°方向，距离灯塔18海里的A处，它沿正南方向航行一段时间后，到达位于灯塔P的南偏东55°方向上的B处，此时渔船与灯塔P的距离约为____海里（结果取整数）（参考数据：sin55°≈0.8，cos55°≈0.6，tan55°≈1.4）．

社会生活中，不少人在工作之余仍坚持读书、学习，充实自己。但有的人却长时间沉迷于赌博、酗酒、玩电子游戏，身心健康受到极大影响。这说明（  ）

①情趣并非都是健康、文明、向上的     ②情趣有高雅和庸俗之分

③不同的情趣对人的影响不同                 ④情趣是个人的事，不要盲目从众