完成诸种物流活动所需的全部费用是指______。
参考答案：物流成本
已知集合M={y|y=x2+2x-3，x∈R}，集合N={x||x-2|≤3}，则M∩N=（ ）
A．{y|y≥-4}
B．{y|-1≤y≤5}
C．{y|-4≤y≤-1}
D．φ
___________ a bank near the park?[ ]
A. There are
B. There is
C. There isn't
D. Is there
