题目

阅读下面短文, 在空白处填入1个适当的单词或括号内单词的正确形式。 Many people have the hobbyof collecting things, e.g. stamps, postcards or antiques. In the 18th and 19thcenturies, (wealth) people travelledand collected plants, historical objects and works of art. They kept theircollection at home until it got too big until they died, and then it was given to a museum. The 80,000objects collected by Sir Hans Sloane, for example, (form) the core collection of the British Museum opened in 1759. The parts of a museum opento the public (call) galleries or rooms.Oft在平面直角坐标系中，画出△ABC关于y轴对称的△A′B′C′，并写出△A′B′C′各顶点的坐标．