这是你的鞋,你必须保管好.These are your shoes.You must _____ ______ ____.
问题描述:
这是你的鞋,你必须保管好.These are your shoes.You must _____ ______ ____.
答
这是你的鞋,你必须保管好.These are your shoes.You must _____ ______ ____.