题目

食品厂有3215千克牛肉，每天卖出96千克，大约够卖（ ）A. 31天 B. 32天 C. 33天 D. 34天 答案：【答案】B【解析】用牛肉总重量除以每天卖出的重量，由于要求估算，所以把3215看作3200，把96看作100来估算即可.3215÷96≈32(天)故答案为：BThere are all ________ in this children's store, including ________. A. kind of toys; toy of this kind B. kinds of toys; toy of kind C. kinds of toys; toys of this kind D. kind of toy; toy of the kinds