Good shoes clothes and a backpack are the basic you need for your hiking.A. equipmentB.

问题补充：

Good shoes, clothes and a backpack are the basic you need for your hiking.

A. equipment

B. instruments

C. tools

D. models

答案：

(答案→)A. equipment

B. instruments

C. tools

D. models

解析：A句意：好的鞋、衣服和背包是你徒步旅行需要的基本装备。equipment“装备，配备”；instrument“器械，仪器”；tool“工具”；model“模型”。