题目

What will the woman have to do first?A.Read the instructions.B.Try the buttons one by one.C.Have the machine repaired. 答案：【答案】A【解析】【原文】W: This machine has so many buttons. I can’t figure out which one makes it.M:Well，you’d better read the instructions first. Pressing the buttons improperly may cause the machine to break down.W:Oh，I see.由个大小相同的小正方体组成的几何体，如下图所示．其俯视图是（ ）A. B. C. D.