题目

阅读下面短文，从短文后各题所给的四个选项（A、B、C和D）中，选出可以填入空白处的最佳选项。 It was the afternoon when we closed on our new house, and I was in the garage (车库). I 1 a part of blanket sticking out of the ceiling; that was 2 I pulled on it, and a way to the attic (阁楼) suddenly3 I climbed a ladder and headed up. I climbed into a space 4 the garage that was separated from the rest of the attic. As my eyes adjusted (适应) to the dark, I saw a metal container that I 5as a World War II ammo (弹药) box; my grandfather used to store 6use下列物件中，利用电磁波工作的是（　　）A．“B超”检测仪B．微波炉C．电磁起重机D．电饭锅