18. He thinks that two values are attached ___ the act of buying something, with a material value on the one end and a moral value on the other.
举一反三
- A Node structure in a linked list . A: consists of two parts, one for the node value and the other for a pointer to another node. B: has only one part to store the node value. C: has only one part to store the relationship pointer between the nodes. D: consists of two parts, one for the node value and the other for the number of bytes required by the node.
- Underlying these values is an even more _________ value that permeates every one of them.
- Ecosystem service values can be divided into use values and non-use values. Where use values include ( ). A: direct value B: indirect value C: option value D: existence value
- Among the following conclusions about the critical stress σcr of the compressive column, the correct one is ( ). A: The σcr value of the long column is independent of the material B: The σcr value of the intermediate column is independent of the flexibility C: The σcr value of the intermediate column is independent of the material D: The σcr value of the small flexibility column is independent of the flexibility
- What are the customer values? A: Purchase value B: Word of mouth value C: Transaction value D: knowledge value