问题 仿写题，造句 仿照例子，补全对话。例: — Where does a panda live? — In a forest.1. — Where does a __________ live? — In a __________.2. — Where does a __________ __________? — In __________ __________. 3. — Where __________ __________ __________ __________? — In __________ __________. 答案 1. bird, tree 2. tiger live, a forest 3. does a fish live, a river
将玻璃砖向上平移如图中虚线所示．若其它操作正确，则测
得的折射率与该玻璃砖的真实折射率相比较 （填偏大、偏小或不变）