Nice to meet you， friend.All of the items at our store are in stock.We are always at your（）.很高兴认识你，我们商店所有物品都有现货，我们乐意为您效劳。
Nice to meet you， friend.All of the items at our store are in stock.We are always at your（）.很高兴认识你，我们商店所有物品都有现货，我们乐意为您效劳。
正确答案：service