题目

下列有关物质的性质或其应用错误的是（） A . 金属有光泽 B . 用75%的酒精作消毒剂 C . 用钛和钛合金制人造骨 D . 用锡制灯丝 答案：DParents always _________ great importance to education. They will do their best to give their children that priceless gift.A．attachB．payC．linkD．apply