下列选项中，不属于货架范畴的是（）
A.移动式货架
B.后退式货架
C.重力式货架
D.组装货架
参考答案：B
博尔塔拉
Speaker A: I’m dreadfully sorry, but I’ve burned a hole in the rug. Speaker B:（）。
A. How did you burn it With a cigarette end
B. Ok, why weren’t you more careful
C. Oh, that’s all right.
D. I’m sorry to hear that. Is the rug very expensive
